/* ===================================
   FUTURISTIC PORTFOLIO - MASTER STYLES
   =================================== */

/* === CSS VARIABLES === */
:root {
    /* Colors - Dark Theme */
    --primary-color: #00f0ff;
    --secondary-color: #5200ff;
    --accent-color: #ff00ff;
    --bg-primary: #0a0a0f;
    --bg-secondary: #1a1a2e;
    --bg-tertiary: #16213e;
    --text-primary: #ffffff;
    --text-secondary: #b8b8d1;
    --glass-bg: rgba(255, 255, 255, 0.035);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #00f0ff 0%, #5200ff 100%);
    --gradient-secondary: linear-gradient(135deg, #ff00ff 0%, #00f0ff 100%);
    --gradient-mesh: radial-gradient(at 0% 0%, rgba(0, 240, 255, 0.15) 0%, transparent 50%),
                      radial-gradient(at 100% 0%, rgba(82, 0, 255, 0.15) 0%, transparent 50%),
                      radial-gradient(at 100% 100%, rgba(255, 0, 255, 0.15) 0%, transparent 50%),
                      radial-gradient(at 0% 100%, rgba(0, 240, 255, 0.15) 0%, transparent 50%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Orbitron', sans-serif;
    --font-secondary: 'Rajdhani', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    
    /* Effects */
    --glow-primary: 0 0 20px rgba(0, 240, 255, 0.5);
    --glow-secondary: 0 0 20px rgba(82, 0, 255, 0.5);
    --glow-accent: 0 0 20px rgba(255, 0, 255, 0.5);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s ease;
    --transition-slow: 0.6s ease;
}

/* Light Theme */
body.light-theme {
    --primary-color: #0099ff;
    --secondary-color: #6600cc;
    --accent-color: #cc00cc;
    --bg-primary: #f5f7fa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8ecf1;
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a6a;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(0, 0, 0, 0.08);
    --gradient-mesh: radial-gradient(at 0% 0%, rgba(0, 153, 255, 0.08) 0%, transparent 50%),
                      radial-gradient(at 100% 0%, rgba(102, 0, 204, 0.08) 0%, transparent 50%),
                      radial-gradient(at 100% 100%, rgba(204, 0, 204, 0.08) 0%, transparent 50%),
                      radial-gradient(at 0% 100%, rgba(0, 153, 255, 0.08) 0%, transparent 50%);
    --glow-primary: 0 0 15px rgba(0, 153, 255, 0.3);
    --glow-secondary: 0 0 15px rgba(102, 0, 204, 0.3);
    --glow-accent: 0 0 15px rgba(204, 0, 204, 0.3);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-secondary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-mesh);
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
    transition: all 0.5s ease;
}

body.light-theme::before {
    opacity: 1;
    background: 
        radial-gradient(circle at 20% 20%, rgba(0, 153, 255, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 80% 20%, rgba(102, 0, 204, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, rgba(204, 0, 204, 0.08) 0%, transparent 40%),
        linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
}

::selection {
    background: var(--primary-color);
    color: var(--bg-primary);
}

/* === CUSTOM CURSOR === */
.cursor,
.cursor-follower {
    position: fixed;
    pointer-events: none;
    z-index: 10000;
}

.cursor {
    width: 10px;
    height: 10px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(8, 16, 32, 0.45);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.45);
}

body.light-theme .cursor {
    background: rgba(10, 18, 34, 0.94);
    border-color: rgba(255, 255, 255, 0.92);
    box-shadow: 0 0 10px rgba(10, 18, 34, 0.28);
}

/* Cursor symbol styles (for emojis and text) */
.cursor span {
    font-size: 18px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Hide background circle for emoji cursors */
.cursor-ai,
.cursor-datascience,
.cursor-robotics,
.cursor-hacker,
.cursor-security,
.cursor-gamedev,
.cursor-database,
.cursor-cloud,
.cursor-quantum,
.cursor-blockchain {
    background: transparent;
    box-shadow: none;
    width: 22px;
    height: 22px;
    border-radius: 0;
    transform-origin: center center;
}

.cursor-follower {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.68);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.16);
}

body.light-theme .cursor-follower {
    border-color: rgba(10, 18, 34, 0.62);
    background: rgba(10, 18, 34, 0.04);
    box-shadow: 0 0 18px rgba(10, 18, 34, 0.12);
}

/* === PARTICLE CANVAS === */
#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
    transition: opacity 0.5s ease;
    will-change: contents;
    contain: strict;
}

body.light-theme #particleCanvas {
    opacity: 0.6;
}

/* === GLASS EFFECT === */
.glass-effect {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

body.light-theme .glass-effect {
    background: var(--glass-bg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--glass-border);
}

/* === LOADING SCREEN === */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 1s ease, visibility 1s ease;
    cursor: none;
    overflow: hidden;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader.loader-dissolving {
    opacity: 0;
    transition: opacity 1.3s ease;
}

.loader-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.loader-skip-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-secondary);
    opacity: 0;
    z-index: 3;
    animation: fadeInHint 0.5s ease 2.5s forwards;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

@keyframes fadeInHint {
    to { opacity: 0.5; }
}

/* Keep loading screen clean: hide unrelated floating UI until loader completes. */
body.loading-active .cursor,
body.loading-active .cursor-follower,
body.loading-active .cursor-notification,
body.loading-active .sound-toggle,
body.loading-active .game-fab,
body.loading-active .nav-dots,
body.loading-active .scroll-progress {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

/* === COMMAND PALETTE === */
.command-palette {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    width: 90%;
    max-width: 600px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.command-palette.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.command-input-wrapper {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
}

.command-input-wrapper i {
    color: var(--primary-color);
    margin-right: 1rem;
    font-size: 1.2rem;
}

#commandInput {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
}

.command-results {
    max-height: 400px;
    overflow-y: auto;
}

.command-item {
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: background 0.2s ease;
}

.command-item:hover {
    background: var(--glass-bg);
}

/* === NAVIGATION === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

body.light-theme .navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    white-space: nowrap;
    flex-shrink: 0;
}

.logo-bracket {
    color: var(--primary-color);
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: clamp(1rem, 1.5vw, 2rem);
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 1rem;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 0;
    white-space: nowrap;
}

.nav-link::before {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    color: var(--primary-color);
    overflow: hidden;
    width: 0;
    transition: width 0.3s ease;
    white-space: nowrap;
    padding: 0.5rem 0;
}

.nav-link:hover::before,
.nav-link.active::before {
    width: 100%;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-controls {
    display: flex;
    gap: 1rem;
}

.theme-toggle,
.cmd-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover,
.cmd-btn:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: scale(1.1);
    box-shadow: var(--glow-primary);
}

/* 3D Room mode launcher — matches the other nav controls */
.world-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.world-btn:hover {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    transform: scale(1.1);
    box-shadow: var(--glow-primary);
}

.world-btn.loading {
    pointer-events: none;
    opacity: 0.6;
}

.world-btn.loading i {
    animation: worldBtnSpin 0.8s linear infinite;
}

@keyframes worldBtnSpin {
    to { transform: rotate(360deg); }
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* === SCROLL PROGRESS === */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 1001;
    transform-origin: left;
    box-shadow: var(--glow-primary);
}

/* === NAVIGATION DOTS === */
.nav-dots {
    position: fixed;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.dot {
    position: relative;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--text-secondary);
    background: transparent;
    transition: all 0.3s ease;
    cursor: pointer;
}

.dot::before {
    content: attr(data-tooltip);
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    background: var(--bg-secondary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.dot:hover::before {
    opacity: 1;
    visibility: visible;
}

.dot.active,
.dot:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    box-shadow: var(--glow-primary);
}

/* === SECTION BASE === */
.section {
    position: relative;
    min-height: 100vh;
    padding: var(--spacing-xl) 0;
    z-index: 2;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-tag {
    font-family: var(--font-mono);
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: block;
}

.section-title {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.title-decoration {
    width: 100px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 1rem auto;
    border-radius: 2px;
    box-shadow: var(--glow-primary);
}

/* === TEXT REPEL EFFECT === */
.text-repel-target {
    cursor: default;
}

.repel-char {
    display: inline-block;
    will-change: transform;
    transition: color 0.3s ease;
}

/* Ensure section-title gradient works on split chars */
.section-title.text-repel-target {
    -webkit-text-fill-color: unset;
    background-clip: unset;
    -webkit-background-clip: unset;
    background: none;
}

.section-title.text-repel-target .repel-char {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Magnetic text characters (About Me terminal) */
.magnetic-text-target {
    cursor: default;
}

.magnetic-char {
    display: inline-block;
    will-change: transform;
    white-space: nowrap;
}

/* === HERO SECTION === */
.hero {
    position: relative;
    /* min-height (not height): on short/zoomed windows the section grows instead
       of clipping the title above the viewport (overflow:hidden + flex centering). */
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 96px 0; /* symmetric: keeps centering identical when content fits; clears the fixed navbar when it doesn't */
}

.three-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 2rem;
}

/* Glitch Effect */
.glitch-wrapper {
    margin-bottom: 1rem;
}

.glitch {
    font-family: var(--font-primary);
    font-size: 5rem;
    font-weight: 900;
    position: relative;
    color: var(--text-primary);
    animation: glitch-skew 1s infinite;
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    left: 2px;
    text-shadow: -2px 0 var(--primary-color);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim 5s infinite linear alternate-reverse;
}

.glitch::after {
    left: -2px;
    text-shadow: -2px 0 var(--accent-color);
    clip: rect(44px, 450px, 56px, 0);
    animation: glitch-anim2 5s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(10px, 9999px, 31px, 0); }
    20% { clip: rect(70px, 9999px, 71px, 0); }
    40% { clip: rect(50px, 9999px, 90px, 0); }
    60% { clip: rect(30px, 9999px, 60px, 0); }
    80% { clip: rect(80px, 9999px, 20px, 0); }
    100% { clip: rect(40px, 9999px, 50px, 0); }
}

@keyframes glitch-anim2 {
    0% { clip: rect(65px, 9999px, 100px, 0); }
    20% { clip: rect(25px, 9999px, 45px, 0); }
    40% { clip: rect(95px, 9999px, 15px, 0); }
    60% { clip: rect(15px, 9999px, 75px, 0); }
    80% { clip: rect(55px, 9999px, 85px, 0); }
    100% { clip: rect(35px, 9999px, 65px, 0); }
}

@keyframes glitch-skew {
    0% { transform: skew(0deg); }
    10% { transform: skew(-2deg); }
    20% { transform: skew(2deg); }
    30% { transform: skew(0deg); }
    100% { transform: skew(0deg); }
}

/* Typing Effect */
.typing-container {
    margin-bottom: 2rem;
}

.hero-subtitle {
    font-size: 2rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.typed-text {
    color: var(--primary-color);
    font-weight: 600;
}

.cursor-blink {
    animation: blink 0.7s infinite;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Current-studies line under the hero description */
.hero-education {
    font-size: 0.95rem;
    font-family: var(--font-mono);
    color: var(--primary-color);
    margin: 0 auto 3rem;
    max-width: 600px;
    opacity: 0.85;
}

.hero-education i {
    margin-right: 0.4rem;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: none;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn span,
.btn i {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.4);
}

/* Social Links */
.social-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.social-icon {
    position: relative;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.2rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -2.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.social-icon:hover::before {
    opacity: 1;
    visibility: visible;
}

.social-icon:hover {
    color: var(--primary-color);
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.4);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    animation: float 3s ease-in-out infinite;
}

.mouse {
    width: 25px;
    height: 40px;
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    margin: 0 auto 1rem;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
    0% { opacity: 0; top: 8px; }
    50% { opacity: 1; }
    100% { opacity: 0; top: 20px; }
}

@keyframes float {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* === PHILOSOPHY / AVATAR CANVAS (inside About section) === */
.philosophy-canvas-wrapper {
    position: relative;
    max-width: 1100px;
    margin: 3rem auto 0;
}

.philosophy-canvas-container {
    position: relative;
    width: 100%;
    height: 700px;
    min-height: 700px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.3);
}

body.light-theme .philosophy-canvas-container {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(0, 0, 0, 0.1);
}

#avatarCanvas,
#textFlowCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    will-change: contents;
}

#avatarCanvas {
    z-index: 1;
}

#textFlowCanvas {
    z-index: 2;
    pointer-events: none;
}

.philosophy-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 5;
    background: rgba(10, 10, 15, 0.8);
    transition: opacity 0.6s ease;
}

.philosophy-loading.hidden {
    opacity: 0;
    pointer-events: none;
}

body.light-theme .philosophy-loading {
    background: rgba(245, 247, 250, 0.8);
}

.philosophy-loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--primary-color);
    font-family: var(--font-mono);
    font-size: 1rem;
}

.philosophy-loader i {
    font-size: 2rem;
}

.philosophy-hint {
    text-align: center;
    margin-top: 1rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    opacity: 0.7;
}

.philosophy-hint i {
    margin-right: 0.3rem;
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .philosophy-canvas-container {
        height: 500px;
    }
}

@media (max-width: 480px) {
    .philosophy-canvas-container {
        height: 400px;
    }
}

/* === ABOUT SECTION === */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-wrapper {
    padding: 2rem;
    border-radius: 20px;
    position: relative;
}

.profile-img {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
}

.profile-img img {
    width: 100%;
    height: auto;
    display: block;
    filter: grayscale(20%);
    transition: filter 0.3s ease;
}

.profile-img .profile-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.profile-img .profile-image.active {
    position: relative;
    opacity: 1;
}

.profile-img:hover img {
    filter: grayscale(0%);
}

/* Holographic Border */
.holographic-border {
    position: absolute;
    inset: -2px;
    background: conic-gradient(
        from 0deg,
        rgba(180, 185, 195, 0.25),
        rgba(160, 170, 185, 0.25),
        rgba(170, 175, 190, 0.25),
        rgba(180, 185, 195, 0.25)
    );
    border-radius: 20px;
    z-index: -1;
}

/* Floating Icons */
.floating-icons {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.floating-icons i {
    position: absolute;
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.3;
    animation: float-icon 3s ease-in-out infinite;
}

.floating-icons i:nth-child(1) { top: 10%; left: -10%; animation-delay: 0s; }
.floating-icons i:nth-child(2) { top: 20%; right: -10%; animation-delay: 0.5s; }
.floating-icons i:nth-child(3) { top: 50%; left: -15%; animation-delay: 1s; }
.floating-icons i:nth-child(4) { top: 70%; right: -15%; animation-delay: 1.5s; }
.floating-icons i:nth-child(5) { bottom: 10%; left: -10%; animation-delay: 2s; }
.floating-icons i:nth-child(6) { bottom: 20%; right: -10%; animation-delay: 2.5s; }

@keyframes float-icon {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* Terminal Window */
.terminal-window {
    padding: 0;
    border-radius: 10px;
    margin-bottom: 2rem;
    overflow: hidden;
}

.about-text .terminal-window {
    overflow: hidden;
    height: auto;
    max-height: none;
    min-height: unset;
}

.about-text .terminal-header {
    border-radius: 10px 10px 0 0;
}

.about-text .terminal-body {
    overflow: visible;
}

/* Override game terminal-output styles for about section */
.about-text .terminal-output {
    flex: unset;
    overflow: visible;
    scrollbar-width: unset;
    scrollbar-color: unset;
}

.terminal-header {
    background: var(--bg-tertiary);
    padding: 0.75rem 1rem;
    display: flex;
    gap: 0.5rem;
}

.terminal-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.terminal-dot.red { background: #ff5f56; }
.terminal-dot.yellow { background: #ffbd2e; }
.terminal-dot.green { background: #27c93f; }

.terminal-body {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    line-height: 1.8;
}

.prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.terminal-output {
    color: var(--text-secondary);
    margin: 0.5rem 0;
}

.terminal-list {
    list-style: none;
    margin: 1rem 0;
}

.terminal-list li {
    padding: 0.5rem 0;
    color: var(--text-secondary);
}

.terminal-list i {
    color: var(--primary-color);
    margin-right: 0.5rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card {
    padding: 2rem 1rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.3);
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.5rem;
}

/* === EXPERIENCE SECTION - 3D SPIRAL TIMELINE === */
.timeline-container {
    position: relative;
    min-height: 1600px;
    margin-top: 4rem;
    margin-bottom: 4rem; /* Add space at bottom for expanded cards */
    padding-bottom: 2rem;
    overflow: visible;
}

.spiral-timeline {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    transform-style: preserve-3d;
    transform-origin: center center;
    transition: transform 0.3s ease-out, filter 0.3s ease-out;
    will-change: transform, filter;
}

.timeline-events {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Timeline Cards - Compact State */
.timeline-card {
    position: absolute;
    width: 250px;
    border-radius: 15px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    animation: fadeInScale 0.6s ease forwards;
    transform: scale(0.9);
    z-index: 1;
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.timeline-card:hover {
    transform: scale(1);
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.3);
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(0.9);
    }
}

.card-compact {
    padding: 1.5rem;
    position: relative;
}

.card-expanded {
    display: none;
}

.card-type {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.card-type.education {
    background: linear-gradient(135deg, #ff00ff, #ff6ec7);
    color: white;
}

.card-type.internship {
    background: linear-gradient(135deg, #ffaa00, #ffd700);
    color: white;
}

.card-type.work {
    background: linear-gradient(135deg, #00f0ff, #0099ff);
    color: white;
}

.card-date {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.card-title {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.card-company {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.8rem;
}

.card-summary {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.card-expand-icon {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    color: var(--primary-color);
    font-size: 0.9rem;
    opacity: 0.7;
    transition: all 0.3s ease;
}

.timeline-card:hover .card-expand-icon {
    opacity: 1;
    transform: translateX(3px);
}

/* Timeline Cards - Expanded State */
.timeline-card.expanded {
    width: 500px;
    z-index: 100;
    transform: scale(1) !important;
    box-shadow: 0 20px 60px rgba(0, 240, 255, 0.4);
    position: absolute !important;
}

.timeline-card.expanded[data-side="left"] {
    /* Ensure left cards are fully visible */
    min-width: 500px;
}

.timeline-card.expanded .card-compact {
    display: none;
}

.timeline-card.expanded .card-expanded {
    display: block;
    padding: 2rem;
    max-height: 70vh; /* Responsive height based on viewport */
    overflow-y: auto;
    overflow-x: hidden;
}

.card-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.card-close:hover {
    background: var(--accent-color);
    transform: rotate(90deg);
}

.card-type-full {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.card-type-full.education {
    background: linear-gradient(135deg, #ff00ff, #ff6ec7);
    color: white;
}

.card-type-full.internship {
    background: linear-gradient(135deg, #ffaa00, #ffd700);
    color: white;
}

.card-type-full.work {
    background: linear-gradient(135deg, #00f0ff, #0099ff);
    color: white;
}

.card-date-full {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--primary-color);
    margin-bottom: 0.8rem;
    font-weight: 500;
}

.card-title-full {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.card-company-full {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.card-description-full {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.card-details {
    margin-top: 1.5rem;
}

.card-details h4 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.card-details ul {
    list-style: none;
    padding: 0;
}

.card-details li {
    padding: 0.6rem 0;
    color: var(--text-secondary);
    line-height: 1.6;
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
}

.card-details li i {
    color: var(--primary-color);
    margin-top: 0.2rem;
    flex-shrink: 0;
}

/* Custom Scrollbar for Expanded Cards */
.card-expanded::-webkit-scrollbar {
    width: 6px;
}

.card-expanded::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
}

.card-expanded::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 10px;
}

.card-expanded::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Timeline Marker Animation */
.timeline-marker {
    cursor: pointer;
    transition: transform 0.3s ease;
}

.timeline-marker:hover {
    transform: scale(1.2);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* === PROJECTS SECTION === */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.project-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card[data-tilt] {
    transform-style: preserve-3d;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 240, 255, 0.3);
}

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

/* Carousel Styles */
.project-carousel {
    position: relative;
}

.project-carousel .carousel-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.project-carousel .carousel-image.active {
    opacity: 1;
    position: relative;
}

.carousel-indicators {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.carousel-indicators .indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: all 0.3s ease;
}

.carousel-indicators .indicator.active {
    background: rgba(0, 240, 255, 0.8);
    width: 24px;
    border-radius: 5px;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.2rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.project-link:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.tag {
    padding: 0.3rem 0.8rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary-color);
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === PROJECT TEXT EFFECTS === */

/* Scroll Reveal */
.scroll-reveal-container {
    overflow: hidden;
}

.reveal-unit {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.reveal-unit.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-char {
    white-space: pre;
}

.reveal-word {
    white-space: nowrap;
}

/* Tags reveal */
.scroll-reveal-item {
    opacity: 0;
    transform: scale(0.7) translateY(8px);
    transition: opacity 0.35s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.scroll-reveal-item.revealed {
    opacity: 1;
    transform: scale(1) translateY(0);
}

/* Text Morph */
.morph-target {
    min-height: 1.5em;
    position: relative;
}

.morph-char {
    display: inline-block;
    transition: transform 0.15s ease, opacity 0.15s ease;
    white-space: pre;
}

.morph-char.morph-flip {
    transform: rotateX(90deg) scale(0.8);
    opacity: 0.3;
}

/* === SKILLS SECTION === */
.skills-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.radar-container {
    padding: 2rem;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 350px;
}

#skillsRadar {
    max-width: 100%;
    width: 100%;
}

.skill-bubbles {
    position: relative;
    height: 400px;
    cursor: pointer;
    overflow: visible;
}

.skill-bubble {
    position: absolute;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-weight: 500;
    transition: background 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    animation: float 3s ease-in-out infinite;
    will-change: transform;
}

.skill-bubble:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: scale(1.1);
    box-shadow: var(--glow-primary);
}

/* Water ripple wave rings */
.ripple-wave {
    position: absolute;
    width: 0;
    height: 0;
    border-radius: 50%;
    border: 2px solid rgba(100, 200, 255, 0.6);
    pointer-events: none;
    transform: translate(-50%, -50%);
    animation: rippleWave 2s ease-out forwards;
}

@keyframes rippleWave {
    0% {
        width: 0;
        height: 0;
        opacity: 1;
        border-width: 3px;
    }
    50% {
        opacity: 0.6;
        border-width: 2px;
    }
    100% {
        width: 800px;
        height: 800px;
        opacity: 0;
        border-width: 1px;
    }
}

.skill-bars {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.skill-category {
    padding: 2rem;
    border-radius: 15px;
}

.skill-category h3 {
    font-family: var(--font-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-category h3 i {
    color: var(--primary-color);
}

.skill-bar-item {
    margin-bottom: 1.5rem;
}

/* Dimmed styling for inactive/past skills */
.skill-bar-item.skill-dimmed {
    opacity: 0.6;
}

.skill-bar-item.skill-dimmed .skill-progress {
    background: linear-gradient(90deg, #666, #888);
    box-shadow: none;
}

/* Status indicators for skills */
.skill-status {
    font-size: 0.85em;
    margin-left: 0.3rem;
    display: inline-block;
    cursor: help;
}

.skill-status.past {
    color: #ff9800;
}

.skill-status.learning {
    color: #4caf50;
}

.skill-status.occasional {
    color: #2196f3;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.skill-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    width: 0;
    transition: width 1s ease;
    box-shadow: var(--glow-primary);
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    filter: blur(5px);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(-100px); }
}

/* === CONTACT SECTION === */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-card {
    padding: 1.25rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.3);
}

.contact-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gradient-primary);
    font-size: 1.25rem;
}

.contact-card h3 {
    font-family: var(--font-primary);
    margin-bottom: 0.5rem;
}

.contact-card p {
    color: var(--text-secondary);
}

.qr-card .qr-code {
    font-size: 4rem;
    color: var(--text-secondary);
    max-width: 220px;
    margin: 0 auto;
}

.contact-form {
    padding: 3rem;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

.input-focus {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.form-group input:focus ~ .input-focus,
.form-group textarea:focus ~ .input-focus {
    width: 100%;
}

.form-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

/* ===================================
   FEATURES - SHADER, SOUND, GAMES
   =================================== */

/* === SHADER BACKGROUND === */
#shaderCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.6;
    pointer-events: none;
    will-change: contents;
    contain: strict;
}

body.light-theme #shaderCanvas {
    opacity: 0.3;
}

/* === SOUND SYSTEM === */
.sound-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 998;
}

.sound-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--glow-primary);
    border-color: var(--primary-color);
}

.sound-toggle i {
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.sound-toggle.muted i {
    color: var(--text-secondary);
    opacity: 0.5;
}

/* === TYPING GAME === */
.game-fab {
    position: fixed !important;
    bottom: 100px !important;
    right: 30px !important;
    width: 50px !important;
    height: 50px !important;
    background: var(--gradient-primary) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    cursor: pointer !important;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3), 0 0 25px rgba(0, 240, 255, 0.2) !important;
    transition: all 0.3s ease;
    z-index: 99999 !important;
    border: 1px solid rgba(0, 240, 255, 0.4) !important;
    animation: gamePulseSubtle 3s ease-in-out infinite;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

.game-fab.visible {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
    animation: fadeInFab 0.6s ease forwards, gamePulseSubtle 3s ease-in-out infinite;
}

/* Inside the game center the FAB must disappear — it outranks the modal's z-index. */
body.game-center-open .game-fab {
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
}

@keyframes fadeInFab {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes gamePulseSubtle {
    0%, 100% { 
        box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3), 0 0 25px rgba(0, 240, 255, 0.2);
        transform: scale(1);
    }
    50% { 
        box-shadow: 0 6px 20px rgba(0, 240, 255, 0.4), 0 0 30px rgba(0, 240, 255, 0.25);
        transform: scale(1.05);
    }
}

.game-fab:hover {
    transform: scale(1.1) !important;
    box-shadow: 0 8px 25px rgba(0, 240, 255, 0.5), 0 0 35px rgba(0, 240, 255, 0.3) !important;
}

.game-fab i {
    color: white !important;
    font-size: 1.4rem !important;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.5) !important;
}

.game-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    display: none;
    align-items: flex-start;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 1rem;
    cursor: auto !important;
    -webkit-overflow-scrolling: touch;
    /* Ensure proper scrolling behavior */
    overscroll-behavior: contain;
    scroll-behavior: smooth;
}

.game-modal.active {
    display: flex;
    opacity: 1;
}

/* Custom scrollbar for game containers */
.game-modal::-webkit-scrollbar,
.game-hub::-webkit-scrollbar,
.typing-game::-webkit-scrollbar,
.memory-game::-webkit-scrollbar,
.reaction-game::-webkit-scrollbar,
.quiz-game::-webkit-scrollbar {
    width: 8px;
}

.game-modal::-webkit-scrollbar-track,
.game-hub::-webkit-scrollbar-track,
.typing-game::-webkit-scrollbar-track,
.memory-game::-webkit-scrollbar-track,
.reaction-game::-webkit-scrollbar-track,
.quiz-game::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

.game-modal::-webkit-scrollbar-thumb,
.game-hub::-webkit-scrollbar-thumb,
.typing-game::-webkit-scrollbar-thumb,
.memory-game::-webkit-scrollbar-thumb,
.reaction-game::-webkit-scrollbar-thumb,
.quiz-game::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

.game-modal::-webkit-scrollbar-thumb:hover,
.game-hub::-webkit-scrollbar-thumb:hover,
.typing-game::-webkit-scrollbar-thumb:hover,
.memory-game::-webkit-scrollbar-thumb:hover,
.reaction-game::-webkit-scrollbar-thumb:hover,
.quiz-game::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 240, 255, 0.8);
}

/* Override cursor inside game modal only - simple and safe */
.game-modal,
.game-modal * {
    cursor: default !important;
}

.game-modal button,
.game-modal .quiz-option,
.game-modal .memory-card,
.game-modal .reaction-box,
.game-modal .game-card,
.game-modal .btn,
.game-modal .game-close,
.game-modal .btn-back {
    cursor: pointer !important;
}

.game-modal input,
.game-modal textarea,
.game-modal .code-input {
    cursor: text !important;
}

/* Game Hub Menu */
.game-hub {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    max-width: 900px;
    width: calc(100% - 2rem);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    animation: slideIn 0.4s ease;
    margin: 1rem auto;
}

@keyframes slideIn {
    from {
        transform: translateY(30px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.game-hub-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.game-hub-header h2 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    font-size: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.game-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.game-card {
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid var(--glass-border);
    border-radius: 15px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.game-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.game-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.3);
}

.game-card:hover::before {
    transform: scaleX(1);
}

.game-card-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.game-card h3 {
    font-family: var(--font-primary);
    color: var(--text-primary);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.game-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.4;
}

.game-card-badge {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.3rem 1rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    color: var(--primary-color);
    font-size: 0.8rem;
    font-weight: bold;
    text-transform: uppercase;
}

.game-hub-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
}

.game-hub-footer p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Shared Game Styles */
.typing-game,
.memory-game,
.reaction-game,
.quiz-game {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    max-width: 800px;
    width: calc(100% - 2rem);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    animation: slideIn 0.4s ease;
    margin: 1rem auto;
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--glass-border);
}

.game-header h3 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-back {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-back:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.game-close {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-primary);
}

.game-close:hover {
    background: rgba(255, 0, 0, 0.2);
    border-color: #ff0000;
    transform: rotate(90deg);
}

.game-stats-row {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-box {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.stat-box i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.stat-value {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    color: var(--text-primary);
    font-weight: bold;
    line-height: 1;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.game-content {
    min-height: auto;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.game-start-screen {
    text-align: center;
    padding: 2rem 1rem;
}

.game-icon-large {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.game-start-screen h4 {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.game-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.btn-game-start {
    background: var(--gradient-primary);
    border: none;
    border-radius: 50px;
    padding: 1rem 3rem;
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.3);
}

.btn-game-start:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(0, 240, 255, 0.5);
}

.game-rules,
.quiz-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 2rem;
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.rule-item,
.quiz-info p {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.rule-item i {
    color: var(--primary-color);
}

.game-end {
    text-align: center;
    padding: 2rem;
    animation: fadeInScale 0.5s ease-out;
}

/* High Score Display Elements */
.new-record-banner {
    background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
    color: #000;
    padding: 1rem 2rem;
    border-radius: 15px;
    margin-bottom: 1.5rem;
    font-weight: bold;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    animation: recordPulse 1s ease-in-out 3;
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
}

.new-record-banner i {
    font-size: 1.5rem;
    animation: rotateStar 2s linear infinite;
}

@keyframes recordPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

@keyframes rotateStar {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.highscore-info {
    background: rgba(0, 240, 255, 0.1);
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    margin: 1rem 0;
    color: var(--primary-color);
    font-weight: 600;
    display: inline-block;
}

.highscore-info i {
    margin-right: 0.5rem;
    color: #ffd700;
}

/* Light Theme High Score Styles */
body.light-theme .new-record-banner {
    background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
    color: #000;
    box-shadow: 0 0 30px rgba(255, 165, 0, 0.4);
}

body.light-theme .highscore-info {
    background: rgba(0, 153, 255, 0.15);
    border-color: rgba(0, 153, 255, 0.4);
    color: #0066cc;
}

body.light-theme .highscore-info i {
    color: #ffa500;
}

/* High Score Preview (Start Screen) */
.highscore-preview {
    margin: 2rem 0;
    padding: 1.5rem;
    background: rgba(0, 240, 255, 0.05);
    border: 1px solid rgba(0, 240, 255, 0.2);
    border-radius: 15px;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.score-preview-item {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    min-width: 140px;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: transform 0.3s ease;
}

.score-preview-item:hover {
    transform: translateY(-3px);
}

.score-preview-item.personal {
    border-color: rgba(0, 240, 255, 0.5);
}

.score-preview-item.global {
    border-color: rgba(255, 215, 0, 0.5);
}

.score-preview-icon {
    font-size: 2rem;
    opacity: 0.8;
}

.score-preview-item.personal .score-preview-icon {
    color: var(--primary-color);
}

.score-preview-item.global .score-preview-icon {
    color: #ffd700;
}

.score-preview-content {
    text-align: left;
}

.score-preview-label {
    font-size: 0.75rem;
    opacity: 0.7;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.score-preview-value {
    font-size: 1.75rem;
    font-weight: bold;
    color: var(--primary-color);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.score-preview-item.global .score-preview-value {
    color: #ffd700;
}

.score-preview-name {
    font-size: 0.85rem;
    opacity: 0.8;
    font-style: italic;
}

.score-preview-empty {
    text-align: center;
    padding: 1rem;
    opacity: 0.6;
}

.score-preview-empty i {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    opacity: 0.3;
}

.score-preview-empty p {
    margin: 0;
    font-size: 0.9rem;
}

/* Player Name Button */
.header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-player-name {
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    font-family: 'Fira Code', monospace;
}

.btn-player-name:hover {
    background: rgba(0, 240, 255, 0.2);
    border-color: rgba(0, 240, 255, 0.5);
    transform: translateY(-2px);
}

.btn-player-name i {
    font-size: 1rem;
}

.btn-player-name span {
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Light Theme - High Score Preview */
body.light-theme .highscore-preview {
    background: rgba(0, 153, 255, 0.08);
    border-color: rgba(0, 153, 255, 0.25);
}

body.light-theme .score-preview-item {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .score-preview-item.personal {
    border-color: rgba(0, 102, 204, 0.5);
}

body.light-theme .score-preview-item.personal .score-preview-icon,
body.light-theme .score-preview-item.personal .score-preview-value {
    color: #0066cc;
}

body.light-theme .score-preview-item.global {
    border-color: rgba(255, 165, 0, 0.5);
}

body.light-theme .score-preview-item.global .score-preview-icon,
body.light-theme .score-preview-item.global .score-preview-value {
    color: #ff8c00;
}

body.light-theme .btn-player-name {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
    color: #0066cc;
}

body.light-theme .btn-player-name:hover {
    background: rgba(0, 153, 255, 0.2);
    border-color: rgba(0, 153, 255, 0.5);
}

/* View Leaderboard Button */
.btn-view-leaderboard {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 165, 0, 0.2) 100%);
    border: 2px solid rgba(255, 215, 0, 0.5);
    color: #ffd700;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    cursor: pointer;
    font-size: 1rem;
    font-family: 'Fira Code', monospace;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    transition: all 0.3s ease;
}

.btn-view-leaderboard:hover {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.3) 0%, rgba(255, 165, 0, 0.3) 100%);
    border-color: rgba(255, 215, 0, 0.8);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.3);
}

.btn-view-leaderboard i {
    font-size: 1.2rem;
}

body.light-theme .btn-view-leaderboard {
    background: linear-gradient(135deg, rgba(255, 165, 0, 0.2) 0%, rgba(255, 140, 0, 0.2) 100%);
    border-color: rgba(255, 140, 0, 0.6);
    color: #ff8c00;
}

body.light-theme .btn-view-leaderboard:hover {
    background: linear-gradient(135deg, rgba(255, 165, 0, 0.3) 0%, rgba(255, 140, 0, 0.3) 100%);
    border-color: rgba(255, 140, 0, 0.9);
}

/* Leaderboard Modal */
.leaderboard-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease-out;
    cursor: default !important; /* Fix cursor visibility */
}

.leaderboard-modal * {
    cursor: default !important; /* Ensure cursor is visible for all children */
}

.leaderboard-modal button {
    cursor: pointer !important; /* Buttons should show pointer */
}

.leaderboard-content {
    width: 100%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto;
    padding: 2rem;
    border-radius: 20px;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.leaderboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
}

.leaderboard-header h3 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0;
}

.leaderboard-header i {
    font-size: 2rem;
    color: #ffd700;
}

.btn-close-leaderboard {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #ff4444;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.btn-close-leaderboard:hover {
    background: rgba(255, 0, 0, 0.2);
    border-color: rgba(255, 0, 0, 0.5);
    transform: rotate(90deg);
}

.leaderboard-game-title {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.leaderboard-empty {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.leaderboard-empty i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
    color: #ffd700;
}

.leaderboard-loading {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-secondary);
}

.leaderboard-loading i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.leaderboard-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.leaderboard-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.leaderboard-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.leaderboard-item.top-three {
    background: rgba(255, 215, 0, 0.05);
    border-color: rgba(255, 215, 0, 0.3);
}

.leaderboard-item.is-you {
    background: rgba(0, 240, 255, 0.1);
    border: 2px solid rgba(0, 240, 255, 0.5);
}

.leaderboard-rank {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

.leaderboard-item.top-three .leaderboard-rank {
    font-size: 2rem;
}

.leaderboard-player {
    flex: 1;
    min-width: 0;
}

.player-name {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-variant {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--primary-color);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 0.1rem 0.5rem;
    margin-left: 0.4rem;
    vertical-align: middle;
    white-space: nowrap;
}

.leaderboard-section-title {
    font-family: var(--font-primary);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--primary-color);
    margin: 1.2rem 0 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--glass-border);
}

/* === SQL DETECTIVE === */
/* Inline hint — lives right beside every Hint button so it can't be missed. */
.inline-hint {
    color: var(--primary-color);
    font-size: 0.9rem;
    margin-top: 0.5rem;
    width: 100%;
}

.inline-hint:empty { display: none; }

.inline-hint i { margin-right: 0.3rem; }

.regex-tier {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--primary-color);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    margin-right: 0.4rem;
    vertical-align: middle;
}

.sql-lesson {
    margin: 0.6rem 1.5rem;
    padding: 0.6rem 1rem;
    border-left: 3px solid var(--primary-color);
    background: rgba(0, 240, 255, 0.06);
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-radius: 0 8px 8px 0;
}

.sql-layout {
    display: grid;
    grid-template-columns: 190px 1fr;
    gap: 1rem;
    margin: 0.8rem 1.5rem;
    min-height: 260px;
}

.sql-side h5 {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.sql-table-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 0.7rem;
}

.sql-table-chip {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--primary-color);
    background: rgba(0, 240, 255, 0.07);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 0.25rem 0.7rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.sql-table-chip:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 12px rgba(0, 240, 255, 0.25);
}

.sql-schema {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--text-secondary);
    border: 1px dashed var(--glass-border);
    border-radius: 10px;
    padding: 0.7rem;
    min-height: 120px;
}

.sql-schema-name {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.sql-schema-col { padding: 0.1rem 0; }
.sql-schema-col i { margin-right: 0.4rem; opacity: 0.5; font-size: 0.7rem; }

.sql-schema-rows {
    margin-top: 0.5rem;
    opacity: 0.7;
    font-size: 0.75rem;
}

.sql-editor {
    width: 100%;
    resize: vertical;
    font-family: var(--font-mono);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    outline: none;
}

.sql-editor:focus { border-color: var(--primary-color); }

.sql-actions { margin: 0.6rem 0; }

.sql-results {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 0.7rem;
    max-height: 240px;
    overflow: auto;
}

.sql-table { width: 100%; border-collapse: collapse; }

.sql-table th {
    text-align: left;
    color: var(--primary-color);
    border-bottom: 1px solid var(--glass-border);
    padding: 0.3rem 0.6rem;
    position: sticky;
    top: 0;
    background: rgba(10, 10, 15, 0.92);
}

.sql-table td {
    padding: 0.3rem 0.6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.sql-rowcount { margin-top: 0.4rem; opacity: 0.6; font-size: 0.75rem; }

.sql-error { color: #ff5c7a; }
.sql-hint { color: var(--primary-color); }
.sql-empty { opacity: 0.8; }

.sql-accuse {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 0.4rem 1.5rem 1.2rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--glass-border);
}

.sql-accuse label { color: var(--text-primary); font-weight: 600; }
.sql-accuse label i { color: var(--primary-color); margin-right: 0.3rem; }

.sql-accuse input {
    flex: 1;
    min-width: 160px;
    font-family: var(--font-mono);
    color: var(--text-primary);
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 0.5rem 0.8rem;
    outline: none;
}

.sql-accuse input:focus { border-color: var(--primary-color); }
.sql-accuse-msg { color: #ff5c7a; font-size: 0.85rem; }

body.light-theme .sql-editor,
body.light-theme .sql-accuse input {
    background: rgba(255, 255, 255, 0.9);
}

body.light-theme .sql-table th {
    background: rgba(245, 247, 250, 0.95);
}

@media (max-width: 768px) {
    .sql-layout {
        grid-template-columns: 1fr;
    }
}

.player-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.7;
}

.leaderboard-score {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-shadow: var(--glow-primary);
}

.leaderboard-footer {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--glass-border);
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Game Actions (for multiple buttons) */
.game-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.btn-secondary {
    background: rgba(255, 215, 0, 0.1);
    border: 2px solid rgba(255, 215, 0, 0.3);
    color: #ffd700;
}

.btn-secondary:hover {
    background: rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.5);
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.3);
}

/* Light Theme - Leaderboard */
body.light-theme .leaderboard-modal {
    background: rgba(255, 255, 255, 0.9);
}

body.light-theme .leaderboard-item {
    background: rgba(0, 0, 0, 0.03);
}

body.light-theme .leaderboard-item:hover {
    background: rgba(0, 0, 0, 0.05);
}

body.light-theme .leaderboard-item.top-three {
    background: rgba(255, 165, 0, 0.1);
    border-color: rgba(255, 140, 0, 0.4);
}

body.light-theme .leaderboard-item.is-you {
    background: rgba(0, 153, 255, 0.15);
    border-color: rgba(0, 153, 255, 0.6);
}

body.light-theme .leaderboard-rank,
body.light-theme .leaderboard-score {
    color: #0066cc;
}

body.light-theme .btn-secondary {
    background: rgba(255, 140, 0, 0.15);
    border-color: rgba(255, 140, 0, 0.4);
    color: #ff8c00;
}

body.light-theme .btn-secondary:hover {
    background: rgba(255, 140, 0, 0.25);
    border-color: rgba(255, 140, 0, 0.6);
}

.game-end {
    text-align: center;
    padding: 2rem;
}

.game-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--glass-border);
}

.game-icon.success {
    border-color: #00ff00;
    animation: glow 2s infinite;
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 255, 0, 0.3); }
    50% { box-shadow: 0 0 40px rgba(0, 255, 0, 0.6); }
}

.game-icon i {
    font-size: 3rem;
    color: var(--primary-color);
}

.game-icon.success i {
    color: #00ff00;
}

.game-end h4 {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}

.final-score {
    text-align: center;
    margin: 2rem 0;
}

.score-value {
    font-family: var(--font-primary);
    font-size: 4rem;
    color: var(--primary-color);
    font-weight: bold;
    text-shadow: var(--glow-primary);
}

.score-label {
    color: var(--text-secondary);
    font-size: 1rem;
    text-transform: uppercase;
}

.score-rating {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin: 1.5rem 0;
    font-weight: bold;
}

.final-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin: 2rem 0;
}

.stat-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1.5rem 1rem;
}

/* Typing Game Specific */
.game-active {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.code-display {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    padding: 2rem;
    min-height: 100px;
}

.code-text {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--text-primary);
}

.char-correct {
    color: #00ff00;
    background: rgba(0, 255, 0, 0.1);
}

.char-current {
    background: var(--primary-color);
    color: var(--bg-primary);
    animation: blink 0.8s infinite;
}

.char-pending {
    color: var(--text-secondary);
}

.code-input {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--glass-border);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.code-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
}

.code-input.shake {
    animation: shake 0.5s;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.code-input.correct-flash {
    border-color: #00ff00;
    animation: flash 0.3s;
}

@keyframes flash {
    0%, 100% { background: rgba(255, 255, 255, 0.05); }
    50% { background: rgba(0, 255, 0, 0.2); }
}

.game-progress {
    width: 100%;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    width: 0%;
    transition: width 0.3s ease;
}

/* Memory Game Specific */
.memory-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    padding: 1rem;
}

.memory-card {
    aspect-ratio: 1;
    position: relative;
    cursor: pointer;
    perspective: 1000px;
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    backface-visibility: hidden;
    transition: transform 0.6s;
}

.card-front {
    color: var(--primary-color);
}

.card-back {
    transform: rotateY(180deg);
    color: var(--text-primary);
}

.memory-card.flipped .card-front {
    transform: rotateY(180deg);
}

.memory-card.flipped .card-back {
    transform: rotateY(0);
}

.memory-card.matched {
    opacity: 0.3;
    pointer-events: none;
}

.memory-card:hover:not(.flipped):not(.matched) .card-front {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

/* Reaction Game Specific */
.reaction-box {
    width: 100%;
    height: 300px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid var(--glass-border);
}

.reaction-box.waiting {
    background: rgba(255, 0, 0, 0.1);
    border-color: #ff0000;
}

.reaction-box.ready {
    background: rgba(0, 255, 0, 0.1);
    border-color: #00ff00;
    animation: readyPulse 0.5s infinite;
}

@keyframes readyPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.02); }
}

.reaction-box.too-soon {
    background: rgba(255, 165, 0, 0.1);
    border-color: #ffa500;
}

.reaction-box.result {
    background: rgba(0, 240, 255, 0.1);
    border-color: var(--primary-color);
}

.reaction-text {
    text-align: center;
}

.reaction-text i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.reaction-time {
    font-family: var(--font-primary);
    font-size: 4rem;
    color: var(--primary-color);
    font-weight: bold;
    text-shadow: var(--glow-primary);
    margin: 1rem 0;
}

/* Quiz Game Specific */
.quiz-question {
    padding: 2rem 1rem;
}

.question-number {
    color: var(--primary-color);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.question-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 2rem;
    line-height: 1.4;
}

.quiz-options {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.quiz-option {
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.quiz-option:hover:not(:disabled) {
    border-color: var(--primary-color);
    background: rgba(0, 240, 255, 0.05);
    transform: translateX(5px);
}

.option-letter {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-weight: bold;
    flex-shrink: 0;
}

.option-text {
    color: var(--text-primary);
    font-size: 1.1rem;
}

.quiz-option.correct {
    border-color: #00ff00;
    background: rgba(0, 255, 0, 0.1);
}

.quiz-option.correct .option-letter {
    background: #00ff00;
}

.quiz-option.incorrect {
    border-color: #ff0000;
    background: rgba(255, 0, 0, 0.1);
    animation: shake 0.5s;
}

.quiz-option.incorrect .option-letter {
    background: #ff0000;
}

.quiz-result {
    display: flex;
    justify-content: center;
    margin: 2rem 0;
}

.result-circle {
    position: relative;
    width: 150px;
    height: 150px;
}

.result-percentage {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-primary);
    font-size: 2.5rem;
    color: var(--primary-color);
    font-weight: bold;
}

.btn.btn-primary {
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    padding: 0.75rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: white;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.5);
}

/* === WORD TETRIS GAME === */
.word-tetris-game {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    max-width: 900px;
    width: calc(100% - 2rem);
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    animation: slideIn 0.4s ease;
    margin: 1rem auto;
}

.tetris-game-area {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 1.5rem;
    align-items: start;
}

.tetris-sidebar {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.tetris-stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.tetris-stats .stat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tetris-stats .stat-card i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.word-input-area {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1rem;
}

.word-input-area h5 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.current-word {
    background: rgba(0, 0, 0, 0.3);
    border: 2px solid var(--glass-border);
    border-radius: 8px;
    padding: 1rem;
    min-height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.word-text {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.word-text.error-shake {
    animation: shake 0.5s;
}

.hint-area {
    margin-top: 1rem;
    padding: 0.75rem;
    background: rgba(255, 200, 0, 0.1);
    border: 1px solid rgba(255, 200, 0, 0.3);
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #ffcc00;
    font-size: 0.9rem;
}

.hint-area i {
    flex-shrink: 0;
}

.scoring-info {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 1rem;
}

.scoring-info h5 {
    font-family: var(--font-primary);
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.score-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.score-list strong {
    color: var(--primary-color);
}

.bonus-info {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--glass-border);
    color: #ffcc00;
    font-weight: bold;
}

.tetris-canvas-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

#tetrisCanvas {
    border: 2px solid var(--glass-border);
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.2);
    background: #0a0a0f;
}

.canvas-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.8);
    border-radius: 8px;
    pointer-events: none;
}

.score-popup {
    text-align: center;
    animation: popIn 0.4s ease;
}

.score-amount {
    font-family: var(--font-primary);
    font-size: 3rem;
    color: #00ff00;
    text-shadow: 0 0 20px #00ff00;
    font-weight: bold;
}

.score-multiplier {
    font-size: 1.5rem;
    color: #ffcc00;
    text-shadow: 0 0 10px #ffcc00;
    margin-top: 0.5rem;
}

@keyframes popIn {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.2);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.game-mode-selector {
    margin: 1.5rem 0;
}

.game-mode-selector h5 {
    font-family: var(--font-primary);
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.mode-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.mode-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 2px solid var(--glass-border);
    border-radius: 12px;
    padding: 1rem;
    flex: 1;
    max-width: 200px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.mode-btn i {
    font-size: 2rem;
    color: var(--primary-color);
}

.mode-btn span {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    color: var(--text-primary);
}

.mode-btn small {
    font-size: 0.8rem;
    text-align: center;
}

.mode-btn:hover {
    border-color: var(--primary-color);
    background: rgba(0, 240, 255, 0.05);
    transform: translateY(-2px);
}

.mode-btn.active {
    border-color: var(--primary-color);
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.mode-btn.active i {
    animation: bounce 0.6s ease;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===================================
   TERMINAL HACKER STYLES
   =================================== */

.terminal-game {
    width: 100%;
    max-width: 900px;
    padding: 2rem;
    color: #fff;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.terminal-score {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.terminal-objective {
    background: rgba(0, 240, 255, 0.1);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.terminal-window {
    background: #000;
    border-radius: 8px;
    padding: 1.5rem;
    font-family: 'Courier New', monospace;
    min-height: 400px;
    max-height: 500px;
    display: flex;
    flex-direction: column;
    box-shadow: inset 0 0 20px rgba(0, 240, 255, 0.2);
}

.terminal-output {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 1rem;
    scrollbar-width: thin;
    scrollbar-color: var(--primary-color) transparent;
}

.terminal-output::-webkit-scrollbar {
    width: 6px;
}

.terminal-output::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

.terminal-line {
    color: #0f0;
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.terminal-line.command {
    color: #fff;
}

.terminal-prompt {
    color: var(--primary-color);
    margin-right: 0.5rem;
    user-select: none;
}

.terminal-input-line {
    display: flex;
    align-items: center;
    border-top: 1px solid rgba(0, 240, 255, 0.2);
    padding-top: 1rem;
}

.terminal-input {
    flex: 1;
    background: transparent;
    border: none;
    color: #fff;
    font-family: 'Courier New', monospace;
    font-size: 1rem;
    outline: none;
    caret-color: var(--primary-color);
}

.terminal-commands {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.terminal-commands span {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.terminal-commands button {
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 4px;
    font-family: 'Courier New', monospace;
    cursor: pointer;
    transition: all 0.3s ease;
}

.terminal-commands button:hover {
    background: rgba(0, 240, 255, 0.2);
    transform: translateY(-2px);
}

/* ===================================
   BINARY CONVERTER STYLES
   =================================== */

.binary-game {
    width: 100%;
    max-width: 800px;
    padding: 2rem;
    color: #fff;
}

.game-stats {
    display: flex;
    gap: 1.5rem;
    font-family: var(--font-primary);
}

.game-stats span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.binary-score {
    text-align: center;
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.binary-question-container {
    background: rgba(0, 0, 0, 0.3);
    padding: 2rem;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.binary-question {
    margin-bottom: 2rem;
}

.conversion-task {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    padding: 2rem;
}

.from-base,
.to-base {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.base-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.number-display {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    color: var(--primary-color);
    padding: 1rem 2rem;
    background: rgba(0, 240, 255, 0.1);
    border-radius: 8px;
    min-width: 150px;
    text-align: center;
    border: 2px solid rgba(0, 240, 255, 0.3);
}

.conversion-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    animation: pulse 2s ease infinite;
}

.binary-input-container {
    display: flex;
    gap: 1rem;
}

.binary-input {
    flex: 1;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 240, 255, 0.3);
    color: #fff;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.5rem;
    font-family: var(--font-primary);
    text-align: center;
    outline: none;
    transition: all 0.3s ease;
}

.binary-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.submit-btn {
    background: var(--primary-color);
    color: var(--background-color);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.4);
}

.binary-feedback {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 1.1rem;
    font-weight: 600;
}

.binary-feedback.correct {
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #0f0;
}

.binary-feedback.incorrect {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #f00;
}

.binary-reference {
    background: rgba(0, 240, 255, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.binary-reference h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.reference-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.reference-grid div {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.75rem;
    border-radius: 6px;
}

/* ===================================
   CSS BATTLE STYLES
   =================================== */

.css-battle-game {
    width: 100%;
    max-width: 1200px;
    padding: 2rem;
    color: #fff;
}

.css-score {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.css-challenge {
    background: rgba(0, 240, 255, 0.1);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid rgba(0, 240, 255, 0.3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.css-challenge h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.css-workspace {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.css-editor {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.css-editor h4 {
    color: var(--primary-color);
}

.css-code-input {
    width: 100%;
    height: 300px;
    background: #000;
    color: #0f0;
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 8px;
    padding: 1rem;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    resize: vertical;
    outline: none;
}

.css-code-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.css-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.css-controls span {
    flex: 1;
    color: var(--text-secondary);
}

.update-btn,
.submit-btn {
    background: rgba(0, 240, 255, 0.2);
    color: var(--primary-color);
    border: 1px solid rgba(0, 240, 255, 0.3);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.update-btn:hover,
.submit-btn:hover {
    background: rgba(0, 240, 255, 0.3);
    transform: translateY(-2px);
}

.css-previews {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.preview-panel h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.preview-box {
    width: 100%;
    height: 200px;
    background: #fff;
    border-radius: 8px;
    border: 2px solid rgba(0, 240, 255, 0.3);
    overflow: hidden;
    position: relative;
}

/* CSS Battle render stages — both sides are rasterized images so what you
   see is exactly what gets graded. */
.preview-box img.css-stage {
    display: block;
    width: 240px;
    height: 180px;
    margin: 8px auto;
    background: #fff;
    border-radius: 4px;
    image-rendering: pixelated;
}

.target-preview {
    border-color: rgba(255, 215, 0, 0.5);
}

.your-preview {
    border-color: rgba(0, 240, 255, 0.5);
}

.css-feedback {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 1.1rem;
}

.css-feedback.success {
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #0f0;
}

.css-feedback.hint {
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.3);
    color: #ffd700;
}

.hint-btn {
    background: rgba(255, 215, 0, 0.2);
    color: #ffd700;
    border: 1px solid rgba(255, 215, 0, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hint-btn:hover {
    background: rgba(255, 215, 0, 0.3);
    transform: translateY(-2px);
}

/* ===================================
   REGEX GOLF STYLES
   =================================== */

.regex-game {
    width: 100%;
    max-width: 1000px;
    padding: 2rem;
    color: #fff;
}

.regex-score {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    color: var(--primary-color);
}

.regex-challenge {
    background: rgba(0, 240, 255, 0.1);
    padding: 1.5rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.regex-par {
    display: inline-block;
    background: rgba(255, 215, 0, 0.2);
    color: #ffd700;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    margin: 1rem 0;
    font-weight: 600;
}

.regex-test-strings {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.test-column h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.test-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.test-string {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.75rem;
    border-radius: 6px;
    font-family: 'Courier New', monospace;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.test-string.match-success {
    border-color: rgba(0, 255, 0, 0.5);
    background: rgba(0, 255, 0, 0.1);
}

.test-string.match-fail {
    border-color: rgba(255, 0, 0, 0.5);
    background: rgba(255, 0, 0, 0.1);
}

.regex-input-area {
    background: rgba(0, 0, 0, 0.3);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

.regex-input-wrapper {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.regex-slash {
    font-size: 2rem;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}

.regex-input {
    flex: 1;
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 240, 255, 0.3);
    color: #fff;
    padding: 1rem;
    border-radius: 8px;
    font-size: 1.5rem;
    font-family: 'Courier New', monospace;
    outline: none;
    transition: all 0.3s ease;
}

.regex-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.regex-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.test-regex-btn {
    background: rgba(0, 240, 255, 0.2);
    color: var(--primary-color);
    border: 1px solid rgba(0, 240, 255, 0.3);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-right: 1rem;
}

.test-regex-btn:hover {
    background: rgba(0, 240, 255, 0.3);
    transform: translateY(-2px);
}

.regex-feedback {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.regex-feedback.success {
    background: rgba(0, 255, 0, 0.1);
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #0f0;
}

.regex-feedback.error {
    background: rgba(255, 0, 0, 0.1);
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #f00;
}

.regex-feedback.warning {
    background: rgba(255, 165, 0, 0.1);
    border: 1px solid rgba(255, 165, 0, 0.3);
    color: #ffa500;
}

.regex-feedback.hint {
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.3);
    color: #ffd700;
}

.regex-quick-ref {
    background: rgba(0, 240, 255, 0.05);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.regex-quick-ref h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.ref-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.75rem;
}

.ref-grid code {
    background: rgba(0, 0, 0, 0.3);
    padding: 0.5rem;
    border-radius: 4px;
    display: block;
    text-align: center;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}

/* ===================================
   MINESWEEPER STYLES
   =================================== */

.minesweeper-game {
    width: 100%;
    max-width: 700px;
    padding: 2rem;
    color: #fff;
}

.minesweeper-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    padding: 1rem 2rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-family: var(--font-primary);
}

.stat-box i {
    color: var(--primary-color);
}

.minesweeper-info {
    background: rgba(0, 240, 255, 0.05);
    padding: 1rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.minesweeper-grid {
    display: grid;
    gap: 2px;
    justify-content: center;
    margin-bottom: 2rem;
    background: rgba(0, 0, 0, 0.3);
    padding: 10px;
    border-radius: 8px;
}

.mine-cell {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: bold;
    user-select: none;
}

.mine-cell:hover:not(.revealed) {
    background: rgba(0, 240, 255, 0.2);
    transform: scale(1.05);
}

.mine-cell.revealed {
    background: rgba(0, 0, 0, 0.5);
    border-color: rgba(0, 240, 255, 0.1);
    cursor: default;
}

.mine-cell.flagged {
    background: rgba(255, 215, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.5);
}

.mine-cell.flagged i {
    color: #ffd700;
}

.mine-cell.mine {
    background: rgba(255, 0, 0, 0.3);
    border-color: rgba(255, 0, 0, 0.5);
}

.mine-cell.mine i {
    color: #f00;
}

.mine-cell.number-1 { color: #00f; }
.mine-cell.number-2 { color: #0f0; }
.mine-cell.number-3 { color: #f00; }
.mine-cell.number-4 { color: #00008b; }
.mine-cell.number-5 { color: #8b0000; }
.mine-cell.number-6 { color: #008b8b; }
.mine-cell.number-7 { color: #000; text-shadow: 0 0 5px #fff; }
.mine-cell.number-8 { color: #808080; }

.minesweeper-controls {
    text-align: center;
}

.new-game-btn {
    background: var(--primary-color);
    color: var(--background-color);
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.new-game-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.4);
}

/* ===================================
   PATH FINDER VISUALIZER STYLES
   =================================== */

.pathfinder-game {
    width: 100%;
    max-width: 900px;
    padding: 2rem;
    color: #fff;
}

.pathfinder-controls {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.algorithm-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.algorithm-selector label {
    color: var(--text-secondary);
    font-weight: 600;
}

.algorithm-selector select {
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(0, 240, 255, 0.3);
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    outline: none;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.algorithm-selector select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.visualize-btn,
.clear-path-btn,
.clear-all-btn {
    background: rgba(0, 240, 255, 0.2);
    color: var(--primary-color);
    border: 1px solid rgba(0, 240, 255, 0.3);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.visualize-btn {
    background: var(--primary-color);
    color: var(--background-color);
}

.visualize-btn:hover,
.clear-path-btn:hover,
.clear-all-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 240, 255, 0.3);
}

.pathfinder-legend {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.legend-box {
    width: 24px;
    height: 24px;
    border-radius: 4px;
    border: 2px solid rgba(0, 240, 255, 0.3);
}

.legend-box.start {
    background: rgba(0, 255, 0, 0.5);
    border-color: rgba(0, 255, 0, 0.7);
}

.legend-box.end {
    background: rgba(255, 0, 0, 0.5);
    border-color: rgba(255, 0, 0, 0.7);
}

.legend-box.wall {
    background: rgba(50, 50, 50, 0.9);
    border-color: rgba(100, 100, 100, 0.7);
}

.legend-box.visited {
    background: rgba(0, 240, 255, 0.3);
    border-color: rgba(0, 240, 255, 0.5);
}

.legend-box.path {
    background: rgba(255, 215, 0, 0.5);
    border-color: rgba(255, 215, 0, 0.7);
}

.pathfinder-grid {
    display: grid;
    gap: 1px;
    justify-content: center;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

.path-cell {
    width: 30px;
    height: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 240, 255, 0.2);
    cursor: crosshair;
    transition: all 0.15s ease;
}

.path-cell:hover {
    background: rgba(255, 255, 255, 0.1);
}

.path-cell.start {
    background: rgba(0, 255, 0, 0.5);
    border-color: rgba(0, 255, 0, 0.7);
}

.path-cell.end {
    background: rgba(255, 0, 0, 0.5);
    border-color: rgba(255, 0, 0, 0.7);
}

.path-cell.wall {
    background: rgba(50, 50, 50, 0.9);
    border-color: rgba(100, 100, 100, 0.7);
    cursor: pointer;
}

.path-cell.visited {
    background: rgba(0, 240, 255, 0.3);
    animation: visitFade 0.3s ease;
}

.path-cell.path {
    background: rgba(255, 215, 0, 0.6);
    animation: pathGlow 0.5s ease;
}

@keyframes visitFade {
    from {
        background: transparent;
        transform: scale(0.8);
    }
    to {
        background: rgba(0, 240, 255, 0.3);
        transform: scale(1);
    }
}

@keyframes pathGlow {
    from {
        background: transparent;
        transform: scale(0.8);
    }
    to {
        background: rgba(255, 215, 0, 0.6);
        transform: scale(1);
    }
}

.pathfinder-info {
    background: rgba(0, 240, 255, 0.05);
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* ===================================
   LIGHT THEME OVERRIDES FOR GAMES
   =================================== */

/* Game Cards & Modals */
body.light-theme .game-card {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

body.light-theme .game-card:hover {
    box-shadow: 0 10px 30px rgba(0, 153, 255, 0.2);
}

body.light-theme .game-modal {
    background: rgba(255, 255, 255, 0.98);
}

/* Terminal/Console Elements */
body.light-theme .terminal-window {
    background: #f8f9fa;
    border: 2px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .terminal-output {
    background: #f0f2f5;
    color: #1a1a2e;
}

body.light-theme .terminal-line {
    color: #2c3e50;
}

body.light-theme .terminal-input {
    background: #ffffff;
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.15);
}

body.light-theme .terminal-prompt {
    color: #0099ff;
}

/* Code/Monospace Text */
body.light-theme .css-code-input,
body.light-theme .regex-input,
body.light-theme .binary-input {
    background: #ffffff;
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .css-code-input:focus,
body.light-theme .regex-input:focus,
body.light-theme .binary-input:focus {
    border-color: #0099ff;
    box-shadow: 0 0 15px rgba(0, 153, 255, 0.2);
}

body.light-theme code,
body.light-theme .ref-grid code,
body.light-theme .regex-quick-ref .ref-grid code {
    background: #c5d1e0 !important;
    color: #003d7a !important;
    border: 1px solid #9dafc4 !important;
    font-weight: 600 !important;
}

/* Ensure text descriptions next to code are also visible */
body.light-theme .ref-grid {
    color: #1a1a2e !important;
}

/* Test Strings & Feedback */
body.light-theme .test-string {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.15);
    color: #1a1a2e;
}

body.light-theme .test-string.match-success {
    background: rgba(40, 167, 69, 0.15);
    border-color: rgba(40, 167, 69, 0.4);
    color: #155724;
}

body.light-theme .test-string.match-fail {
    background: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.4);
    color: #721c24;
}

/* Feedback Messages */
body.light-theme .regex-feedback.success,
body.light-theme .binary-feedback.correct,
body.light-theme .css-feedback.success {
    background: rgba(40, 167, 69, 0.15);
    border-color: rgba(40, 167, 69, 0.3);
    color: #155724;
}

body.light-theme .regex-feedback.error,
body.light-theme .binary-feedback.incorrect {
    background: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.3);
    color: #721c24;
}

body.light-theme .regex-feedback.hint,
body.light-theme .css-feedback.hint {
    background: rgba(255, 193, 7, 0.15);
    border-color: rgba(255, 193, 7, 0.3);
    color: #856404;
}

body.light-theme .regex-feedback.warning {
    background: rgba(255, 152, 0, 0.15);
    border-color: rgba(255, 152, 0, 0.3);
    color: #8a4b00;
}

/* Grid Cells - Minesweeper */
body.light-theme .mine-cell {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
    color: #1a1a2e;
}

body.light-theme .mine-cell:hover:not(.revealed) {
    background: rgba(0, 153, 255, 0.1);
}

body.light-theme .mine-cell.revealed {
    background: #e8ecf1;
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .mine-cell.flagged {
    background: rgba(255, 193, 7, 0.2);
    border-color: rgba(255, 193, 7, 0.5);
}

body.light-theme .mine-cell.mine {
    background: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.5);
}

/* Grid Cells - Path Finder */
body.light-theme .path-cell {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .path-cell:hover {
    background: rgba(0, 153, 255, 0.08);
}

body.light-theme .path-cell.wall {
    background: #495057;
    border-color: #343a40;
}

body.light-theme .path-cell.visited {
    background: rgba(0, 153, 255, 0.25);
}

body.light-theme .path-cell.path {
    background: rgba(255, 193, 7, 0.6);
}

body.light-theme .path-cell.start {
    background: rgba(40, 200, 40, 0.6);
    border-color: rgba(0, 180, 0, 0.9);
}

body.light-theme .path-cell.end {
    background: rgba(255, 80, 80, 0.6);
    border-color: rgba(220, 20, 20, 0.9);
}

/* Legend boxes to match path cells */
body.light-theme .legend-box.start {
    background: rgba(40, 200, 40, 0.6);
    border-color: rgba(0, 180, 0, 0.9);
}

body.light-theme .legend-box.end {
    background: rgba(255, 80, 80, 0.6);
    border-color: rgba(220, 20, 20, 0.9);
}

body.light-theme .legend-box.wall {
    background: #495057;
    border-color: #343a40;
}

body.light-theme .legend-box.visited {
    background: rgba(0, 153, 255, 0.25);
    border-color: rgba(0, 153, 255, 0.5);
}

body.light-theme .legend-box.path {
    background: rgba(255, 193, 7, 0.6);
    border-color: rgba(255, 193, 7, 0.8);
}

/* Buttons */
body.light-theme .visualize-btn,
body.light-theme .submit-btn,
body.light-theme .new-game-btn {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .visualize-btn:hover,
body.light-theme .submit-btn:hover,
body.light-theme .new-game-btn:hover {
    background: #007acc;
    box-shadow: 0 5px 20px rgba(0, 153, 255, 0.3);
}

body.light-theme .clear-path-btn,
body.light-theme .clear-all-btn,
body.light-theme .test-regex-btn,
body.light-theme .update-btn,
body.light-theme .hint-btn {
    background: rgba(0, 153, 255, 0.15);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

body.light-theme .clear-path-btn:hover,
body.light-theme .clear-all-btn:hover,
body.light-theme .test-regex-btn:hover,
body.light-theme .update-btn:hover {
    background: rgba(0, 153, 255, 0.25);
}

body.light-theme .hint-btn {
    background: rgba(255, 193, 7, 0.15);
    color: #856404;
    border-color: rgba(255, 193, 7, 0.3);
}

body.light-theme .hint-btn:hover {
    background: rgba(255, 193, 7, 0.25);
}

body.light-theme .terminal-commands button {
    background: rgba(0, 153, 255, 0.15);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

body.light-theme .terminal-commands button:hover {
    background: rgba(0, 153, 255, 0.25);
}

/* Stats & Info Boxes */
body.light-theme .stat-box,
body.light-theme .binary-question-container,
body.light-theme .regex-input-area,
body.light-theme .minesweeper-grid,
body.light-theme .pathfinder-grid {
    background: #f8f9fa;
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .stat-box i {
    color: #0099ff;
}

body.light-theme .minesweeper-info,
body.light-theme .pathfinder-info,
body.light-theme .regex-quick-ref,
body.light-theme .binary-reference {
    background: rgba(0, 153, 255, 0.08);
    border-color: rgba(0, 153, 255, 0.2);
    color: #1a1a2e !important;
}

body.light-theme .regex-quick-ref h4,
body.light-theme .binary-reference h4 {
    color: #0066cc !important;
}

/* Challenge/Objective Boxes */
body.light-theme .regex-challenge,
body.light-theme .css-challenge,
body.light-theme .terminal-objective {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.25);
}

/* Game containers hardcode color:#fff for the dark modal — flip to dark text
   in light mode or objectives/questions become invisible. */
body.light-theme .typing-game,
body.light-theme .memory-game,
body.light-theme .quiz-game,
body.light-theme .word-tetris-game,
body.light-theme .terminal-game,
body.light-theme .binary-game,
body.light-theme .css-battle-game,
body.light-theme .regex-game,
body.light-theme .pathfinder-game,
body.light-theme .game-over {
    color: var(--text-primary);
}

/* Preview Boxes */
body.light-theme .preview-box {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .target-preview {
    border-color: rgba(255, 193, 7, 0.6);
}

body.light-theme .your-preview {
    border-color: rgba(0, 153, 255, 0.6);
}

/* Par/Score Displays */
body.light-theme .regex-par {
    background: rgba(255, 193, 7, 0.2);
    color: #856404;
}

body.light-theme .binary-score,
body.light-theme .css-score,
body.light-theme .regex-score,
body.light-theme .terminal-score {
    color: #0099ff;
}

/* Number Display */
body.light-theme .number-display {
    background: rgba(0, 153, 255, 0.15);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

/* Conversion Arrow */
body.light-theme .conversion-arrow {
    color: #0099ff;
}

/* Select Inputs */
body.light-theme .algorithm-selector select {
    background: #ffffff;
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .algorithm-selector select:focus {
    border-color: #0099ff;
    box-shadow: 0 0 10px rgba(0, 153, 255, 0.2);
}

body.light-theme .algorithm-selector label {
    color: #4a4a6a;
}

/* Legend Boxes */
body.light-theme .legend-item {
    color: #4a4a6a;
}

body.light-theme .legend-box {
    border-color: rgba(0, 0, 0, 0.2);
}

/* Stats Text */
body.light-theme .game-stats span,
body.light-theme .regex-stats {
    color: #4a4a6a;
}

/* Regex Slash */
body.light-theme .regex-slash {
    color: #0099ff;
}

/* Reference Grid */
body.light-theme .reference-grid div {
    background: #ffffff;
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

/* Game Over/Victory Screens */
body.light-theme .game-over {
    background: rgba(255, 255, 255, 0.98);
}

body.light-theme .final-score,
body.light-theme .final-stats {
    color: #1a1a2e;
}

body.light-theme .stat-item i {
    color: #0099ff;
}

body.light-theme .stat-label {
    color: #6c757d;
}

body.light-theme .stat-value {
    color: #0099ff;
}

body.light-theme .rating {
    color: #0099ff;
}

/* Play Again & Menu Buttons */
body.light-theme .play-again-btn {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .play-again-btn:hover {
    background: #007acc;
}

body.light-theme .menu-btn {
    background: rgba(0, 0, 0, 0.08);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.15);
}

body.light-theme .menu-btn:hover {
    background: rgba(0, 0, 0, 0.12);
}

/* Back Button */
body.light-theme .back-btn {
    background: rgba(0, 0, 0, 0.08);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.15);
}

body.light-theme .back-btn:hover {
    background: rgba(0, 0, 0, 0.12);
}

/* Game Headers */
body.light-theme .game-header h2 {
    color: #1a1a2e;
}

body.light-theme .game-header h2 i {
    color: #0099ff;
}

/* Word Tetris Specific */
body.light-theme .word-input-area,
body.light-theme .scoring-info,
body.light-theme .tetris-stats {
    background: #f8f9fa;
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .current-word {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .word-text {
    color: #0099ff;
}

body.light-theme .tetris-canvas-container {
    background: #f8f9fa;
    border-color: rgba(0, 0, 0, 0.1);
}

/* Game Close Button */
body.light-theme .game-close {
    background: rgba(0, 0, 0, 0.08);
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .game-close:hover {
    background: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.4);
}

/* Stat Boxes in Games */
body.light-theme .stat-box {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .stat-value {
    color: #0099ff;
}

body.light-theme .stat-label {
    color: #6c757d;
}

/* Mode Buttons */
body.light-theme .mode-btn {
    background: rgba(0, 153, 255, 0.1);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

body.light-theme .mode-btn.active {
    background: #0099ff;
    color: #ffffff;
    border-color: #0099ff;
}

body.light-theme .mode-btn:hover:not(.active) {
    background: rgba(0, 153, 255, 0.2);
}

/* Hint Area */
body.light-theme #hintArea {
    background: rgba(255, 193, 7, 0.15);
    border-color: rgba(255, 193, 7, 0.3);
}

body.light-theme #hintText {
    color: #856404;
}

/* Game Start Screen */
body.light-theme .game-start-screen {
    color: #1a1a2e;
}

body.light-theme .game-start-screen h3 {
    color: #0099ff;
}

/* Typing Game Specific */
body.light-theme .typing-text {
    background: #ffffff;
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .typing-input {
    background: #ffffff;
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .typing-input:focus {
    border-color: #0099ff;
}

/* Memory Game */
body.light-theme .memory-card {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .memory-card:hover:not(.flipped) {
    background: rgba(0, 153, 255, 0.1);
}

body.light-theme .memory-card.flipped {
    background: rgba(0, 153, 255, 0.2);
}

/* Reaction Game */
body.light-theme .reaction-target {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
}

body.light-theme .reaction-target.active {
    background: rgba(0, 255, 0, 0.3);
    border-color: rgba(0, 255, 0, 0.5);
}

/* Quiz Game */
body.light-theme .quiz-question {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.2);
    color: #1a1a2e;
}

body.light-theme .quiz-option {
    background: #ffffff;
    color: #1a1a2e;
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .quiz-option:hover {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
}

body.light-theme .quiz-option.correct {
    background: rgba(40, 167, 69, 0.2);
    border-color: rgba(40, 167, 69, 0.4);
    color: #155724;
}

body.light-theme .quiz-option.incorrect {
    background: rgba(220, 53, 69, 0.2);
    border-color: rgba(220, 53, 69, 0.4);
    color: #721c24;
}

/* Scrollbars in Light Theme */
body.light-theme ::-webkit-scrollbar-thumb {
    background: rgba(0, 153, 255, 0.5);
}

body.light-theme ::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 153, 255, 0.7);
}

body.light-theme ::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

/* Canvas Overlays */
body.light-theme .canvas-overlay {
    background: rgba(255, 255, 255, 0.95);
}

/* Score Popups */
body.light-theme .score-amount {
    color: #28a745;
    text-shadow: 0 0 20px rgba(40, 167, 69, 0.5);
}

body.light-theme .score-multiplier {
    color: #ff9900;
    text-shadow: 0 0 10px rgba(255, 153, 0, 0.5);
}

/* Game Hub */
body.light-theme .game-hub {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

body.light-theme .game-hub-header h2 {
    color: #0099ff;
}

body.light-theme .game-hub-footer p {
    color: #4a4a6a;
}

/* Game FAB Button */
body.light-theme .game-fab {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(0, 153, 255, 0.3);
    box-shadow: 0 4px 20px rgba(0, 153, 255, 0.2);
}

body.light-theme .game-fab i {
    color: #0099ff;
}

body.light-theme .game-fab:hover {
    background: rgba(0, 153, 255, 0.1);
    box-shadow: 0 6px 30px rgba(0, 153, 255, 0.3);
}

/* Game Grid */
body.light-theme .game-grid {
    color: #1a1a2e;
}

/* Game Card Badge */
body.light-theme .game-card-badge {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
}

/* Typing Game Elements */
body.light-theme .code-display {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .char-correct {
    color: #28a745;
    background: rgba(40, 167, 69, 0.15);
}

body.light-theme .char-current {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .char-pending {
    color: #6c757d;
}

/* Portfolio Project Overlay */
body.light-theme .project-overlay {
    background: rgba(255, 255, 255, 0.95);
}

/* ============================================
   MAIN PORTFOLIO SECTIONS - LIGHT THEME
   ============================================ */

/* Timeline Cards */
body.light-theme .timeline-card {
    background: rgba(255, 255, 255, 0.65) !important;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .timeline-card:hover {
    box-shadow: 0 10px 40px rgba(0, 153, 255, 0.3);
}

body.light-theme .card-title {
    color: #1a1a2e;
}

body.light-theme .card-text {
    color: #4a4a6a;
}

body.light-theme .card-tags span {
    background: rgba(0, 153, 255, 0.1);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

body.light-theme .timeline-marker {
    background: rgba(255, 255, 255, 0.95);
    border-color: #0099ff;
}

body.light-theme .timeline-marker:hover {
    background: #0099ff;
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.5);
}

/* Timeline Card Expanded State */
body.light-theme .timeline-card.expanded {
    box-shadow: 0 20px 60px rgba(0, 153, 255, 0.4);
}

body.light-theme .card-close {
    background: rgba(0, 0, 0, 0.08);
    color: #1a1a2e;
}

body.light-theme .card-close:hover {
    background: rgba(220, 53, 69, 0.15);
}

body.light-theme .card-company,
body.light-theme .card-summary,
body.light-theme .card-company-full,
body.light-theme .card-description-full {
    color: #4a4a6a;
}

body.light-theme .card-date-full {
    color: #0099ff;
}

body.light-theme .card-expand-icon {
    color: #0099ff;
}

body.light-theme .card-details h4 {
    color: #0099ff;
}

body.light-theme .card-details li {
    color: #4a4a6a;
}

body.light-theme .card-details li i {
    color: #0099ff;
}

body.light-theme .card-expanded::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

body.light-theme .card-expanded::-webkit-scrollbar-thumb {
    background: #0099ff;
}

/* Project Cards & Content */
body.light-theme .project-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .project-card:hover {
    box-shadow: 0 20px 60px rgba(0, 153, 255, 0.3);
}

body.light-theme .project-content {
    background: transparent;
}

body.light-theme .project-title {
    color: #1a1a2e;
}

body.light-theme .project-description {
    color: #4a4a6a;
}

body.light-theme .project-tech {
    color: #6c757d;
}

body.light-theme .project-link {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
    color: #0066cc;
}

body.light-theme .project-link:hover {
    background: #0099ff;
    color: #ffffff;
}

/* Contact Cards & Form */
body.light-theme .contact-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .contact-card:hover {
    box-shadow: 0 15px 40px rgba(0, 153, 255, 0.3);
}

body.light-theme .contact-card h3 {
    color: #1a1a2e;
}

body.light-theme .contact-card p {
    color: #4a4a6a;
}

body.light-theme .contact-icon {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
}

body.light-theme .contact-form {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .form-group input,
body.light-theme .form-group textarea {
    background: #ffffff;
    border-color: rgba(0, 0, 0, 0.2);
    color: #1a1a2e;
}

body.light-theme .form-group input:focus,
body.light-theme .form-group textarea:focus {
    border-color: #0099ff;
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.2);
}

body.light-theme .form-group input::placeholder,
body.light-theme .form-group textarea::placeholder {
    color: #9ca3af;
}

body.light-theme .form-group label {
    color: #4a4a6a;
}

/* Skill Bubbles & Bars */
body.light-theme .skill-bubble {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
    color: #1a1a2e;
}

body.light-theme .skill-bubble:hover {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .ripple-wave {
    border-color: rgba(0, 153, 255, 0.5);
}

body.light-theme .skill-category {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .skill-category h3 {
    color: #1a1a2e;
}

body.light-theme .skill-bar-item label {
    color: #4a4a6a;
}

body.light-theme .skill-bar {
    background: rgba(0, 0, 0, 0.08);
}

body.light-theme .skill-progress {
    background: linear-gradient(90deg, #0099ff 0%, #6600cc 100%);
}

/* Social Icons */
body.light-theme .social-icon {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .social-icon::before {
    background: rgba(255, 255, 255, 0.98);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .social-icon:hover {
    color: #0099ff;
    border-color: rgba(0, 153, 255, 0.3);
    box-shadow: 0 5px 20px rgba(0, 153, 255, 0.2);
}

/* Scroll Indicator */
body.light-theme .scroll-indicator {
    color: #4a4a6a;
}

body.light-theme .mouse {
    border-color: #0099ff;
}

body.light-theme .wheel {
    background: #0099ff;
}

/* Hero Buttons */
body.light-theme .btn-primary {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
}

body.light-theme .btn-primary:hover {
    box-shadow: 0 10px 30px rgba(0, 153, 255, 0.4);
}

body.light-theme .btn-secondary {
    background: rgba(0, 0, 0, 0.08);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.15);
}

body.light-theme .btn-secondary:hover {
    background: rgba(0, 153, 255, 0.1);
    color: #0066cc;
    border-color: rgba(0, 153, 255, 0.3);
}

/* About Section */
body.light-theme .image-wrapper {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .about-text h3 {
    color: #1a1a2e;
}

body.light-theme .about-text p {
    color: #4a4a6a;
}

/* Theme Toggle & CMD Button */
body.light-theme .theme-toggle,
body.light-theme .cmd-btn {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .theme-toggle:hover,
body.light-theme .cmd-btn:hover {
    background: #0099ff;
    color: #ffffff;
}

/* Cursor Styles Toggle */
body.light-theme .cursor-styles {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .cursor-styles h3 {
    color: #1a1a2e;
}

body.light-theme .cursor-style-btn {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
    color: #4a4a6a;
}

body.light-theme .cursor-style-btn:hover {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
    color: #0066cc;
}

body.light-theme .cursor-style-btn.active {
    background: #0099ff;
    color: #ffffff;
    border-color: #0099ff;
}

/* Footer */
body.light-theme .footer {
    background: #ffffff;
    border-top: 2px solid rgba(0, 153, 255, 0.2);
}

body.light-theme .footer-section h3 {
    color: #1a1a2e;
    font-weight: 600;
}

body.light-theme .footer-section p,
body.light-theme .footer-section ul li a {
    color: #4a4a6a;
}

body.light-theme .footer-section ul li a:hover {
    color: #0099ff;
}

body.light-theme .footer-social a {
    background: #f8f9fa;
    border-color: rgba(0, 0, 0, 0.15);
    color: #1a1a2e;
}

body.light-theme .footer-social a:hover {
    background: #0099ff;
    color: #ffffff;
    border-color: #0099ff;
}

body.light-theme .footer-bottom {
    border-top-color: rgba(0, 0, 0, 0.1);
    color: #6c757d;
}

body.light-theme .footer-bottom i {
    color: #ff0066;
}

body.light-theme .footer-bottom p {
    color: #6c757d;
}

/* Sound Toggle */
body.light-theme .sound-toggle {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
}

body.light-theme .sound-toggle i {
    color: #0099ff;
}

body.light-theme .sound-toggle.muted i {
    color: #9ca3af;
}

body.light-theme .sound-toggle:hover {
    border-color: #0099ff;
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
}

/* Game FAB Button */
body.light-theme .game-fab {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%) !important;
    border-color: rgba(0, 153, 255, 0.4) !important;
    box-shadow: 0 4px 15px rgba(0, 153, 255, 0.3), 0 0 25px rgba(0, 153, 255, 0.2) !important;
}

body.light-theme .game-fab:hover {
    box-shadow: 0 8px 25px rgba(0, 153, 255, 0.5), 0 0 35px rgba(0, 153, 255, 0.3) !important;
}

/* Games Hub Toggle */
body.light-theme .games-hub-toggle {
    background: rgba(255, 255, 255, 0.95);
    color: #0099ff;
    border: 2px solid rgba(0, 153, 255, 0.3);
}

body.light-theme .games-hub-toggle:hover {
    background: #0099ff;
    color: #ffffff;
    border-color: #0099ff;
    box-shadow: 0 5px 20px rgba(0, 153, 255, 0.3);
}

/* Buttons - Primary */
body.light-theme .btn-primary {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
    border: none;
}

body.light-theme .btn-primary:hover {
    box-shadow: 0 10px 30px rgba(0, 153, 255, 0.4);
}

/* Buttons - Secondary/Outline */
body.light-theme .btn-secondary,
body.light-theme .btn-outline {
    background: transparent;
    color: #0099ff;
    border: 2px solid #0099ff;
}

body.light-theme .btn-secondary:hover,
body.light-theme .btn-outline:hover {
    background: #0099ff;
    color: #ffffff;
}

/* Project Tags/Skills Tags */
body.light-theme .project-tech span,
body.light-theme .tech-tag,
body.light-theme .skill-tag {
    background: rgba(0, 153, 255, 0.15);
    color: #0066cc;
    border: 1px solid rgba(0, 153, 255, 0.25);
}

/* Timeline Date Badge */
body.light-theme .timeline-date {
    background: rgba(0, 153, 255, 0.15);
    color: #0066cc;
    font-weight: 600;
}

body.light-theme .timeline-card-content h3,
body.light-theme .timeline-card-content h4 {
    color: #1a1a2e !important;
}

body.light-theme .timeline-card-content p,
body.light-theme .timeline-details {
    color: #4a4a6a !important;
}

body.light-theme .timeline-role {
    color: #0099ff !important;
    font-weight: 600;
}

body.light-theme .timeline-company {
    color: #6c757d !important;
}

/* Achievement Icons */
body.light-theme .cert-icon,
body.light-theme .achievement-icon {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
}

/* Sections */
body.light-theme .section {
    background: transparent;
}

body.light-theme .about,
body.light-theme .experience,
body.light-theme .projects,
body.light-theme .skills, 
body.light-theme .certifications,
body.light-theme .techstack,
body.light-theme .contact {
    background: transparent;
}

/* Container */
body.light-theme .container {
    position: relative;
    z-index: 2;
}

/* Modal Overlays */
body.light-theme .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

/* Loader Background */
body.light-theme .loader-content {
    color: #0099ff;
}

/* Global Text Elements */
body.light-theme h1,
body.light-theme h2,
body.light-theme h3,
body.light-theme h4,
body.light-theme h5,
body.light-theme h6 {
    color: #1a1a2e !important;
}

body.light-theme p {
    color: #4a4a6a !important;
}

body.light-theme a {
    color: #0099ff;
}

body.light-theme a:hover {
    color: #007acc;
}

body.light-theme .text-secondary,
body.light-theme .description,
body.light-theme .subtitle {
    color: #6c757d !important;
}

/* Card Text Elements */
body.light-theme .card h3,
body.light-theme .card h4,
body.light-theme .card-title {
    color: #1a1a2e !important;
}

body.light-theme .card p,
body.light-theme .card-text,
body.light-theme .card-description {
    color: #4a4a6a !important;
}

/* Hamburger Menu */
body.light-theme .hamburger span {
    background: #1a1a2e;
}

/* Scroll Progress Bar */
body.light-theme .scroll-progress {
    background: linear-gradient(90deg, #0099ff 0%, #6600cc 100%);
}

/* Navigation Dots */
body.light-theme .dot {
    border-color: #9ca3af;
}

body.light-theme .dot::before {
    background: rgba(255, 255, 255, 0.98);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .dot.active,
body.light-theme .dot:hover {
    background: #0099ff;
    border-color: #0099ff;
}

/* Loader */
body.light-theme .loader {
    background: rgba(255, 255, 255, 0.98);
}

body.light-theme .terminal-text {
    color: #0099ff;
}

body.light-theme .progress-bar {
    background: rgba(0, 153, 255, 0.2);
}

/* Section Tags */
body.light-theme .section-tag {
    color: #0099ff;
}

/* Section Titles & Headers */
body.light-theme .section-title {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-theme .title-decoration {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
}

/* Stat Cards */
body.light-theme .stat-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .stat-card:hover {
    box-shadow: 0 15px 40px rgba(0, 153, 255, 0.3);
}

body.light-theme .stat-number {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

body.light-theme .stat-label {
    color: #4a4a6a;
}

/* Terminal Elements - About Section */
body.light-theme .terminal-body {
    color: #1a1a2e;
}

body.light-theme .terminal-body p {
    color: #2c3e50;
}

body.light-theme .terminal-output {
    color: #4a4a6a;
}

body.light-theme .terminal-header {
    background: rgba(0, 0, 0, 0.05);
}

body.light-theme .prompt {
    color: #0099ff;
}

body.light-theme .terminal-list li {
    color: #4a4a6a;
}

body.light-theme .terminal-list i {
    color: #0099ff;
}

/* About Section Elements */
body.light-theme .about-image .glass-effect {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .image-wrapper {
    background: rgba(255, 255, 255, 0.95);
}

body.light-theme .profile-img img {
    filter: grayscale(0%);
}

body.light-theme .holographic-border {
    background: conic-gradient(
        from 0deg,
        rgba(160, 165, 175, 0.2),
        rgba(145, 155, 170, 0.2),
        rgba(155, 160, 180, 0.2),
        rgba(160, 165, 175, 0.2)
    );
}

body.light-theme .floating-icons i {
    color: #0099ff;
    opacity: 0.2;
}

/* Contact Section - QR Card */
body.light-theme .qr-card .qr-code {
    color: #4a4a6a;
}

body.light-theme .qr-card .qr-code i {
    color: #1a1a2e;
}

/* Hero Section Text */
body.light-theme .hero-content h1,
body.light-theme .glitch {
    color: #1a1a2e;
    text-shadow: none;
}

body.light-theme .typing-container {
    color: #4a4a6a;
}

body.light-theme .hero-description {
    color: #4a4a6a;
}

/* Hero Section Text */
body.light-theme .hero-content h1,
body.light-theme .glitch {
    color: #1a1a2e;
    text-shadow: none;
}

body.light-theme .glitch::before,
body.light-theme .glitch::after {
    text-shadow: none;
}

body.light-theme .typing-container {
    color: #0099ff;
    font-weight: 500;
}

body.light-theme .cursor-blink {
    color: #0099ff;
}

/* Fix cursor visibility in light mode */
body.light-theme .cursor {
    background: #0099ff;
    mix-blend-mode: normal;
    box-shadow: 0 0 10px rgba(0, 153, 255, 0.5);
}

body.light-theme .cursor-follower {
    border-color: #0099ff;
    mix-blend-mode: normal;
}

body.light-theme .cursor-ai,
body.light-theme .cursor-datascience,
body.light-theme .cursor-robotics,
body.light-theme .cursor-hacker,
body.light-theme .cursor-security,
body.light-theme .cursor-gamedev,
body.light-theme .cursor-database,
body.light-theme .cursor-cloud,
body.light-theme .cursor-quantum,
body.light-theme .cursor-blockchain {
    filter: drop-shadow(0 0 3px rgba(0, 0, 0, 0.3));
}

/* Fix brackets cursor visibility in light mode */
body.light-theme .cursor-brackets {
    border-color: #0099ff !important;
    color: #003d7a !important;
    box-shadow: 0 0 10px rgba(0, 153, 255, 0.4) !important;
    background: rgba(255, 255, 255, 0.9) !important;
}

body.light-theme .cursor-brackets .cursor-symbol {
    color: #003d7a !important;
    font-weight: 700;
}

body.light-theme .hero-description {
    color: #4a4a6a;
}

body.light-theme .hero-subtitle {
    color: #4a4a6a;
}

/* Command Palette */
body.light-theme .command-palette {
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

body.light-theme .command-input-wrapper {
    background: #f8f9fa;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .command-input-wrapper input {
    background: transparent;
    color: #1a1a2e;
}

body.light-theme .command-input-wrapper input::placeholder {
    color: #9ca3af;
}

body.light-theme .command-input-wrapper i {
    color: #0099ff;
}

body.light-theme .command-result {
    color: #1a1a2e;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

body.light-theme .command-result:hover {
    background: rgba(0, 153, 255, 0.08);
}

body.light-theme .command-result-title {
    color: #1a1a2e;
}

body.light-theme .command-result-shortcut {
    color: #0099ff;
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.2);
}

/* Nav Links & Navbar */
body.light-theme .nav-link {
    color: #1a1a2e;
}

body.light-theme .nav-link:hover,
body.light-theme .nav-link.active {
    color: #0099ff;
}

body.light-theme .navbar {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

body.light-theme .logo-text {
    color: #1a1a2e;
}

body.light-theme .logo-bracket {
    color: #0099ff;
}

/* Nav Dots */
body.light-theme .nav-dots .dot {
    background: rgba(0, 0, 0, 0.15);
}

body.light-theme .nav-dots .dot.active {
    background: #0099ff;
    box-shadow: 0 0 15px rgba(0, 153, 255, 0.4);
}

body.light-theme .nav-dots .dot:hover {
    background: #0099ff;
}

/* Scroll Progress */
body.light-theme .scroll-progress {
    background: #0099ff;
}

/* Loading Screen */
body.light-theme .loader {
    background: #f0f2f5;
}

body.light-theme .terminal-text {
    color: #0099ff;
    text-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
}

body.light-theme .progress-fill {
    background: linear-gradient(90deg, #0099ff 0%, #6600cc 100%);
    box-shadow: 0 0 20px rgba(0, 153, 255, 0.3);
}

body.light-theme .progress-bar {
    background: rgba(0, 0, 0, 0.1);
}

/* Games Hub Button */
body.light-theme .games-hub-toggle {
    background: rgba(255, 255, 255, 0.95);
    color: #0099ff;
    border: 1px solid rgba(0, 153, 255, 0.3);
}

body.light-theme .games-hub-toggle:hover {
    background: #0099ff;
    color: #ffffff;
    box-shadow: 0 5px 20px rgba(0, 153, 255, 0.3);
}

/* Theme Toggle Button */
body.light-theme .theme-toggle {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .theme-toggle:hover {
    background: #f8f9fa;
    color: #0099ff;
}

/* CMD Button */
body.light-theme .cmd-btn {
    background: rgba(255, 255, 255, 0.95);
    color: #1a1a2e;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .cmd-btn:hover {
    background: #f8f9fa;
    color: #0099ff;
}

/* Responsive Word Tetris */
@media (max-width: 768px) {
    .tetris-game-area {
        grid-template-columns: 1fr;
    }
    
    .tetris-sidebar {
        order: 2;
    }
    
    .tetris-canvas-container {
        order: 1;
    }
    
    #tetrisCanvas {
        max-width: 100%;
        height: auto;
    }
    
    .mode-buttons {
        flex-direction: column;
    }
    
    .mode-btn {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .word-tetris-game {
        padding: 1rem;
    }
    
    .tetris-game-area {
        gap: 1rem;
    }
    
    .word-text {
        font-size: 1.1rem;
    }
    
    .score-amount {
        font-size: 2.5rem;
    }
}

/* === CERTIFICATIONS & ACHIEVEMENTS SECTION === */
.certifications {
    background: rgba(0, 0, 0, 0.2);
    padding: 6rem 0;
}

.certifications-content {
    margin-top: 3rem;
}

/* Certification Filters */
.cert-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.cert-filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--glass-bg);
    border: 2px solid var(--glass-border);
    border-radius: 50px;
    color: var(--text-secondary);
    font-family: var(--font-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cert-filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.cert-filter-btn.active {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
    color: var(--text-primary);
    box-shadow: var(--glow-primary);
}

.cert-filter-btn i {
    font-size: 1rem;
}

/* Certifications Grid */
.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 2rem;
}

.cert-card {
    position: relative;
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.4s ease;
    overflow: hidden;
    opacity: 1;
    transform: scale(1);
    animation: fadeInScale 0.5s ease forwards;
}

.cert-card.hidden {
    display: none;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.cert-card:hover::before {
    transform: scaleX(1);
}

.cert-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 240, 255, 0.3);
    border-color: var(--primary-color);
}

/* Certificate Badge */
.cert-badge {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 1.5rem;
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.4);
}

.cert-badge.azure {
    background: linear-gradient(135deg, #0089d6, #0078d4);
}

.cert-badge.google {
    background: linear-gradient(135deg, #4285f4, #34a853);
}

.cert-badge.react {
    background: linear-gradient(135deg, #61dafb, #282c34);
}

.cert-badge.security {
    background: linear-gradient(135deg, #ff6b6b, #ee5a6f);
}

.cert-badge.trophy {
    background: linear-gradient(135deg, #ffd700, #ffaa00);
}

/* Certificate Content */
.cert-content h3 {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.cert-issuer {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    font-weight: 500;
}

.cert-date,
.cert-validity {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.cert-date i,
.cert-validity i {
    color: var(--primary-color);
    font-size: 0.9rem;
}

.cert-validity.in-progress {
    color: var(--accent-color);
}

.cert-validity.in-progress i {
    color: var(--accent-color);
    animation: spin 2s linear infinite;
}

.cert-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-top: 1rem;
}

/* Certificate Skills Tags */
.cert-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.skill-tag {
    padding: 0.4rem 0.8rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 500;
}

/* Verify Button */
.cert-verify-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.cert-verify-btn:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateX(3px);
}

.cert-verify-btn.disabled {
    opacity: 0.5;
    pointer-events: none;
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

/* View Certificate Button */
.cert-view-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid var(--primary-color);
    border-radius: 8px;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-top: 1rem;
}

.cert-view-btn:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateX(3px);
    box-shadow: 0 5px 15px rgba(0, 240, 255, 0.3);
}

.cert-view-btn i {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
}

.cert-view-btn:hover i {
    transform: translateX(3px);
}

.cert-view-btn.disabled {
    opacity: 0.55;
    pointer-events: none;
    border-color: var(--text-secondary);
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.06);
    transform: none;
    box-shadow: none;
}

/* Progress Ring */
.cert-progress-ring {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 80px;
    height: 80px;
}

.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-circle {
    transition: stroke-dashoffset 1s ease;
}

.progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--primary-color);
}

/* Achievement Cards */
.achievement-card {
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.05), rgba(255, 170, 0, 0.05));
}

.achievement-badge {
    position: absolute;
    top: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 5px 20px rgba(255, 215, 0, 0.4);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 5px 20px rgba(255, 215, 0, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 8px 30px rgba(255, 215, 0, 0.6);
    }
}

/* === TECH STACK VISUALIZATION SECTION === */
.techstack {
    background: rgba(0, 0, 0, 0.3);
    padding: 6rem 0;
}

.techstack-content {
    margin-top: 3rem;
}

/* Tech Layers */
.tech-layers {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 3rem;
}

.tech-layer {
    padding: 2rem;
    border-radius: 20px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.tech-layer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top left, rgba(0, 240, 255, 0.1), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.tech-layer:hover::before {
    opacity: 1;
}

.tech-layer:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.2);
    border-color: var(--primary-color);
}

/* Layer Header */
.layer-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--glass-border);
}

.layer-icon {
    width: 60px;
    height: 60px;
    border-radius: 15px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 5px 20px rgba(0, 240, 255, 0.3);
}

.layer-header h3 {
    font-family: var(--font-primary);
    font-size: 1.8rem;
    color: var(--text-primary);
    flex: 1;
}

.layer-badge {
    padding: 0.5rem 1rem;
    background: rgba(0, 240, 255, 0.1);
    border: 1px solid rgba(0, 240, 255, 0.3);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
}

/* Layer Content */
.layer-content {
    position: relative;
    z-index: 1;
}

.tech-items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.tech-item {
    position: relative;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.2);
}

.tech-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(0, 240, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.tech-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-color);
}

.tech-item:hover .tech-icon {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1) rotate(5deg);
}

.tech-item:hover .tech-icon svg {
    color: white;
}

/* Inactive/Past tech items */
.tech-item.tech-inactive {
    opacity: 0.5;
}

.tech-item.tech-inactive .tech-icon {
    background: rgba(128, 128, 128, 0.1);
    color: #999;
}

.tech-item.tech-inactive .proficiency-bar {
    background: linear-gradient(90deg, #666, #888);
}

.tech-item.tech-inactive:hover {
    opacity: 0.7;
    border-color: #999;
    box-shadow: 0 10px 30px rgba(128, 128, 128, 0.2);
}

/* Learning tech items */
.tech-item.tech-learning {
    border-color: rgba(76, 175, 80, 0.5);
}

.tech-item.tech-learning::after {
    content: '📚';
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 1.2rem;
}

.tech-item.tech-learning:hover {
    border-color: #4caf50;
}

.tech-name {
    display: block;
    font-family: var(--font-primary);
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.tech-years {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

/* Tech Proficiency Bar */
.tech-proficiency {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.proficiency-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: width 1s ease;
    position: relative;
}

.proficiency-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Tech Stats Summary */
.tech-stats-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    padding: 3rem;
    border-radius: 20px;
}

.tech-stats-summary .stat-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.tech-stats-summary .stat-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.tech-stats-summary .stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 5px 15px rgba(0, 240, 255, 0.3);
}

.tech-stats-summary .stat-info {
    display: flex;
    flex-direction: column;
}

.tech-stats-summary .stat-number {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-stats-summary .stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Light Theme Overrides for New Sections */
body.light-theme .certifications {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .cert-filter-btn {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(0, 0, 0, 0.15);
    color: #4a4a6a;
}

body.light-theme .cert-filter-btn:hover {
    background: rgba(0, 153, 255, 0.1);
    border-color: #0099ff;
    color: #1a1a2e;
}

body.light-theme .cert-filter-btn.active {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
    color: #ffffff;
}

body.light-theme .cert-card {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .cert-card:hover {
    box-shadow: 0 15px 40px rgba(0, 153, 255, 0.3);
}

body.light-theme .cert-content h3 {
    color: #1a1a2e;
}

body.light-theme .cert-issuer,
body.light-theme .cert-date,
body.light-theme .cert-validity,
body.light-theme .cert-description {
    color: #4a4a6a;
}

body.light-theme .cert-date i,
body.light-theme .cert-validity i {
    color: #0099ff;
}

body.light-theme .skill-tag {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
    color: #0066cc;
}

body.light-theme .cert-verify-btn {
    background: rgba(0, 153, 255, 0.1);
    border-color: #0099ff;
    color: #0066cc;
}

body.light-theme .cert-verify-btn:hover {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .cert-view-btn {
    background: rgba(0, 153, 255, 0.1);
    border-color: #0099ff;
    color: #0066cc;
}

body.light-theme .cert-view-btn:hover {
    background: #0099ff;
    color: #ffffff;
}

body.light-theme .progress-text {
    color: #0099ff;
}

body.light-theme .techstack {
    background: rgba(255, 255, 255, 0.5);
}

body.light-theme .tech-layer {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .tech-layer:hover {
    box-shadow: 0 10px 40px rgba(0, 153, 255, 0.2);
}

body.light-theme .layer-header {
    border-bottom-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .layer-header h3,
body.light-theme .tech-layer h3,
body.light-theme .tech-layer h4 {
    color: #1a1a2e !important;
    font-weight: 600;
}

body.light-theme .tech-layer p,
body.light-theme .tech-layer span,
body.light-theme .tech-item-name {
    color: #4a4a6a !important;
}

body.light-theme .tech-item-exp,
body.light-theme .cert-date,
body.light-theme .cert-description {
    color: #6c757d !important;
}

body.light-theme .layer-icon {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
}

body.light-theme .layer-badge {
    background: rgba(0, 153, 255, 0.1);
    border-color: rgba(0, 153, 255, 0.3);
    color: #0066cc;
}

body.light-theme .tech-item {
    background: rgba(0, 0, 0, 0.02);
    border-color: rgba(0, 0, 0, 0.1);
}

body.light-theme .tech-item:hover {
    background: rgba(0, 153, 255, 0.05);
    border-color: #0099ff;
}

body.light-theme .tech-icon {
    background: rgba(0, 153, 255, 0.1);
    color: #0099ff;
}

body.light-theme .tech-icon svg {
    color: #0099ff;
}

body.light-theme .tech-item:hover .tech-icon {
    background: #0099ff;
}

body.light-theme .tech-name {
    color: #1a1a2e;
}

body.light-theme .tech-years {
    color: #6c757d;
}

body.light-theme .tech-proficiency {
    background: rgba(0, 0, 0, 0.08);
}

body.light-theme .proficiency-bar {
    background: linear-gradient(90deg, #0099ff 0%, #6600cc 100%);
}

body.light-theme .tech-stats-summary {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

body.light-theme .tech-stats-summary .stat-item {
    background: rgba(0, 0, 0, 0.02);
}

body.light-theme .tech-stats-summary .stat-item:hover {
    background: rgba(0, 153, 255, 0.05);
}

body.light-theme .tech-stats-summary .stat-icon {
    background: linear-gradient(135deg, #0099ff 0%, #6600cc 100%);
}

body.light-theme .tech-stats-summary .stat-label {
    color: #6c757d;
}

/* === RESPONSIVE DESIGN FOR NEW FEATURES === */
@media (max-width: 768px) {
    .game-modal {
        padding: 0.5rem;
    }
    
    .game-hub,
    .typing-game,
    .memory-game,
    .reaction-game,
    .quiz-game {
        padding: 1rem;
        width: calc(100% - 1rem);
        max-height: calc(100vh - 1rem);
        margin: 0.5rem auto;
    }
    
    .game-hub-header h2 {
        font-size: 1.5rem;
    }
    
    .game-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .game-stats-row {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .stat-box {
        flex-direction: row;
    }
    
    .code-text {
        font-size: 1rem;
    }
    
    .code-input {
        font-size: 1rem;
    }
    
    .memory-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
    }
    
    .card-front,
    .card-back {
        font-size: 2rem;
    }
    
    .reaction-box {
        height: 250px;
    }
    
    .reaction-time {
        font-size: 3rem;
    }
    
    .quiz-options {
        gap: 0.75rem;
    }
    
    .quiz-option {
        padding: 0.75rem 1rem;
    }
    
    .option-text {
        font-size: 1rem;
    }
    
    .question-text {
        font-size: 1.2rem;
    }
    
    .typing-area {
        font-size: 0.9rem;
        padding: 1.5rem;
    }
    
    .final-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .contribution-grid {
        grid-template-columns: repeat(26, 1fr);
    }
    
    .sound-toggle {
        bottom: 170px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .game-fab {
        bottom: 100px;
        right: 20px;
        width: 45px;
        height: 45px;
    }
    
    .game-fab i {
        font-size: 1.2rem !important;
    }
}

@media (max-width: 480px) {
    .game-modal {
        padding: 0.25rem;
    }
    
    .game-hub,
    .typing-game,
    .memory-game,
    .reaction-game,
    .quiz-game {
        padding: 0.75rem;
        width: calc(100% - 0.5rem);
        max-height: calc(100vh - 0.5rem);
        margin: 0.25rem auto;
        border-radius: 15px;
    }
    
    .game-start-screen {
        padding: 1.5rem 0.75rem;
    }
    
    .game-icon-large {
        font-size: 3.5rem;
    }
    
    .game-start-screen h4 {
        font-size: 1.5rem;
    }
    
    .btn-game-start {
        padding: 0.75rem 2rem;
        font-size: 1rem;
    }
    
    .stat-value {
        font-size: 1.5rem;
    }
    
    .memory-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .score-value {
        font-size: 3rem;
    }
    
    .reaction-time {
        font-size: 2.5rem;
    }
    
    .option-letter {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .game-header h3 {
        font-size: 1.2rem;
    }
    
    .game-fab {
        bottom: 80px;
        width: 42px;
        height: 42px;
    }
    
    .game-fab i {
        font-size: 1.1rem !important;
    }
    
    .sound-toggle {
        bottom: 140px;
        width: 40px;
        height: 40px;
    }
    
    .skill-bubbles {
        height: 200px;
        overflow: hidden;
    }
    
    .skill-bubble {
        padding: 0.5rem 0.8rem;
        font-size: 0.75rem;
    }
}
    z-index: -1;
}

/* === FOOTER === */
.footer {
    background: var(--bg-secondary);
    padding: 3rem 0 1rem;
    margin-top: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    font-family: var(--font-primary);
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    color: var(--text-secondary);
}

.footer-bottom i {
    color: var(--accent-color);
}

/* === RESPONSIVE === */
/* Honor OS-level reduced-motion: collapse animations/transitions site-wide. */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Nav collapses to the hamburger drawer below 1200px — the full row
   (9 links + logo + controls) needs ~1250px to fit on one line. */
@media (max-width: 1200px) {
    .nav-links {
        position: fixed;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background: var(--bg-secondary);
        width: 100%;
        padding: 2rem;
        transition: left 0.3s ease;
        border-top: 1px solid var(--glass-border);
    }

    .nav-links.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }
}

@media (max-width: 1024px) {
    .about-content,
    .skills-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .nav-dots {
        display: none;
    }
    
    .timeline-card {
        width: 220px !important;
    }
    
    .timeline-card.expanded {
        width: 90vw !important;
        max-width: 450px !important;
        left: 50% !important;
        transform: translateX(-50%) !important;
    }
    
    .timeline-container {
        min-height: 1400px;
    }
}

@media (max-width: 768px) {
    .glitch {
        /* Prevent wrapping between split character spans on small screens */
        white-space: nowrap;
        display: inline-block;
        max-width: 100%;
        line-height: 1.05;
        font-size: clamp(2.1rem, 9vw, 3rem);
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .skills-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .skill-bubbles {
        height: 250px;
        margin-bottom: 2rem;
        overflow: hidden;
    }
    
    .skill-bubble {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
        white-space: nowrap;
    }
    
    .radar-container {
        padding: 1rem;
        order: -1;
        min-height: 300px;
        width: 100%;
    }
    
    .timeline-card {
        width: calc(45vw - 20px) !important;
        max-width: 200px !important;
        font-size: 0.85rem;
    }
    
    /* Compact cards on mobile: show only date + title */
    .timeline-card .card-compact .card-type,
    .timeline-card .card-compact .card-company,
    .timeline-card .card-compact .card-summary {
        display: none;
    }
    
    .timeline-card .card-compact {
        padding: 0.8rem 1rem;
    }
    
    .timeline-card .card-compact .card-date {
        margin-bottom: 0.25rem;
        font-size: 0.75rem;
    }
    
    .timeline-card .card-compact .card-title {
        font-size: 0.9rem;
        margin-bottom: 0.2rem;
    }
    
    .timeline-card .card-compact .card-expand-icon {
        bottom: 0.6rem;
        right: 0.6rem;
        font-size: 0.75rem;
    }
    
    /* Expanded card: fixed fullscreen modal overlay on mobile */
    .timeline-card.expanded {
        position: fixed !important;
        top: 50% !important;
        left: 10px !important;
        right: 10px !important;
        bottom: auto !important;
        transform: translateY(-50%) !important;
        width: auto !important;
        min-width: 0 !important;
        max-width: none !important;
        max-height: calc(100vh - 20px);
        z-index: 10000;
        border-radius: 16px;
        overflow: hidden;
    }
    
    .timeline-card.expanded[data-side="left"] {
        min-width: 0 !important;
    }
    
    .timeline-card.expanded .card-expanded {
        max-height: calc(100vh - 40px);
        padding: 3rem 1.5rem 1.5rem;
        overflow-y: auto;
        overflow-x: hidden;
        word-wrap: break-word;
        overflow-wrap: break-word;
        box-sizing: border-box;
    }
    
    .timeline-card.expanded .card-close {
        position: absolute;
        top: 0.75rem;
        right: 0.75rem;
        z-index: 10001;
        background: rgba(128, 128, 128, 0.3);
        backdrop-filter: blur(8px);
        width: 32px;
        height: 32px;
    }
    
    .timeline-card.expanded .card-description-full,
    .timeline-card.expanded .card-details li {
        font-size: 0.9rem;
    }
    
    .timeline-events {
        transform: translateX(0) !important;
    }
    
    .card-title-full {
        font-size: 1.4rem;
    }
    
    .spiral-timeline {
        max-width: 100%;
    }
    
    .timeline-container {
        min-height: auto;
        position: relative;
    }
    
    /* Certifications Responsive */
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-filters {
        gap: 0.5rem;
    }
    
    .cert-filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
    }
    
    .cert-progress-ring {
        width: 56px;
        height: 56px;
        top: 2.25rem;
        right: 2.25rem;
    }
    
    .progress-ring {
        width: 56px;
        height: 56px;
        display: block;
    }
    
    .progress-text {
        font-size: 0.85rem;
    }
    
    /* Tech Stack Responsive */
    .tech-items {
        grid-template-columns: 1fr;
    }
    
    .layer-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .layer-header h3 {
        font-size: 1.4rem;
    }
    
    .tech-stats-summary {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 2rem;
    }
}

/* === ANIMATIONS === */
.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s ease forwards;
}

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* SVG Animations for Timeline */
@keyframes drawPath {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes pulse {
    0%, 100% {
        r: 10;
        opacity: 1;
    }
    50% {
        r: 25;
        opacity: 0;
    }
}

@keyframes breathe {
    0%, 100% {
        r: 18;
        opacity: 0.15;
    }
    50% {
        r: 22;
        opacity: 0.25;
    }
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0);
    }
    60% {
        transform: scale(1.15);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes sparkle {
    0%, 100% {
        opacity: 0;
        r: 3;
    }
    50% {
        opacity: 0.8;
        r: 4;
    }
}

/* Tilt Effect */
.tilt-effect {
    transition: transform 0.3s ease;
}

/* === UTILITIES === */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glow-effect {
    box-shadow: var(--glow-primary);
}

.blur-effect {
    backdrop-filter: blur(20px);
}